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4888864688884 = 22112192918332051
BaseRepresentation
bin100011100100100011100…
…0010110000101011110100
3122022101000101102100222021
41013021013002300223310
51120044343330021014
614221525145042524
71013131424126551
oct107110702605364
918271011370867
104888864688884
1116153a0734400
1266b5b2a86444
13296030602147
1412c89d8b1a28
1587285b1a624
hex472470b0af4

4888864688884 has 72 divisors (see below), whose sum is σ = 10240284247200. Its totient is φ = 2032657704000.

The previous prime is 4888864688881. The next prime is 4888864688933.

It is a happy number.

4888864688884 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×48888646888842 (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4888864688795 and 4888864688804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4888864688881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8899342 + ... + 9432709.

It is an arithmetic number, because the mean of its divisors is an integer number (142226170100).

Almost surely, 24888864688884 is an apocalyptic number.

4888864688884 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4888864688884 is an abundant number, since it is smaller than the sum of its proper divisors (5351419558316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4888864688884 is a wasteful number, since it uses less digits than its factorization.

4888864688884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18332125 (or 18332112 counting only the distinct ones).

The product of its digits is 38654705664, while the sum is 88.

The spelling of 4888864688884 in words is "four trillion, eight hundred eighty-eight billion, eight hundred sixty-four million, six hundred eighty-eight thousand, eight hundred eighty-four".

Divisors: 1 2 4 11 19 22 29 38 44 58 76 116 121 209 242 319 418 484 551 638 836 1102 1276 2204 2299 3509 4598 6061 7018 9196 12122 14036 24244 66671 133342 266684 18332051 36664102 73328204 201652561 348308969 403305122 531629479 696617938 806610244 1063258958 1393235876 2126517916 2218178171 3831398659 4436356342 5847924269 7662797318 8872712684 10100960101 11695848538 15325594636 20201920202 23391697076 40403840404 42145385249 64327166959 84290770498 111110561111 128654333918 168581540996 222221122222 257308667836 444442244444 1222216172221 2444432344442 4888864688884