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252010422425444 = 22155594049270879
BaseRepresentation
bin111001010011001110111111…
…101101010101011101100100
31020001021221221122021020120112
4321103032333231111131210
5231012414321120103234
62251551553444352152
7104040103124511014
oct7123167755253544
91201257848236515
10252010422425444
1173331024619771
12243213846a5658
13aa806335c7367
144633525da1c44
151e20581bccace
hexe533bfb55764

252010422425444 has 12 divisors (see below), whose sum is σ = 441046584249600. Its totient is φ = 125997112639848.

The previous prime is 252010422425441. The next prime is 252010422425453. The reversal of 252010422425444 is 444524224010252.

It is a super-2 number, since 2×2520104224254442 (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (252010422425441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2024573204 + ... + 2024697675.

It is an arithmetic number, because the mean of its divisors is an integer number (36753882020800).

Almost surely, 2252010422425444 is an apocalyptic number.

It is an amenable number.

252010422425444 is a deficient number, since it is larger than the sum of its proper divisors (189036161824156).

252010422425444 is a wasteful number, since it uses less digits than its factorization.

252010422425444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4049286442 (or 4049286440 counting only the distinct ones).

The product of its (nonzero) digits is 819200, while the sum is 41.

Adding to 252010422425444 its reverse (444524224010252), we get a palindrome (696534646435696).

The spelling of 252010422425444 in words is "two hundred fifty-two trillion, ten billion, four hundred twenty-two million, four hundred twenty-five thousand, four hundred forty-four".

Divisors: 1 2 4 15559 31118 62236 4049270879 8098541758 16197083516 63002605606361 126005211212722 252010422425444