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42885232434884 = 22710715443926903
BaseRepresentation
bin10011100000000111111110…
…00010111001111011000100
312121211210021120202220112202
421300003333002321323010
521110112424000404014
6231113112004334032
712014233016066450
oct1160037702717304
9177753246686482
1042885232434884
111273458576a484
1249875416a4318
131ac10a1c71508
14a83928d53660
154e5823a263de
hex2700ff0b9ec4

42885232434884 has 48 divisors (see below), whose sum is σ = 86577757314048. Its totient is φ = 18206416710048.

The previous prime is 42885232434839. The next prime is 42885232434893. The reversal of 42885232434884 is 48843423258824.

42885232434884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 42885232434884.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45803777 + ... + 46730679.

It is an arithmetic number, because the mean of its divisors is an integer number (1803703277376).

Almost surely, 242885232434884 is an apocalyptic number.

It is an amenable number.

42885232434884 is an abundant number, since it is smaller than the sum of its proper divisors (43692524879164).

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

42885232434884 is a wasteful number, since it uses less digits than its factorization.

42885232434884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942464 (or 942462 counting only the distinct ones).

The product of its digits is 377487360, while the sum is 65.

The spelling of 42885232434884 in words is "forty-two trillion, eight hundred eighty-five billion, two hundred thirty-two million, four hundred thirty-four thousand, eight hundred eighty-four".

Divisors: 1 2 4 7 14 28 107 214 428 749 1498 2996 15443 30886 61772 108101 216202 432404 926903 1652401 1853806 3304802 3707612 6488321 6609604 11566807 12976642 23133614 25953284 46267228 99178621 198357242 396714484 694250347 1388500694 2777001388 14314163029 28628326058 57256652116 100199141203 200398282406 400796564812 1531615444103 3063230888206 6126461776412 10721308108721 21442616217442 42885232434884