42903705255012 has 48 divisors (see below), whose sum is σ = 127122089646720. Its totient is φ = 12258201501216.

The previous prime is 42903705254987. The next prime is 42903705255017. The reversal of 42903705255012 is 21055250730924.

42903705255012 is a `hidden beast` number, since 4 + 2 + 9 + 0 + 3 + 70 + 525 + 50 + 1 + 2 = 666.

It is a super-2 number, since 2×42903705255012² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42903705255017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28375465683 + ... + 28375467194.

It is an arithmetic number, because the mean of its divisors is an integer number (2648376867640).

Almost surely, 2^{42903705255012} is an apocalyptic number.

42903705255012 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

42903705255012 is an abundant number, since it is smaller than the sum of its proper divisors (84218384391708).

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

42903705255012 is a wasteful number, since it uses less digits than its factorization.

42903705255012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56750932897 (or 56750932889 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

Adding to 42903705255012 its reverse (21055250730924), we get a palindrome (63958955985936).

The spelling of 42903705255012 in words is "forty-two trillion, nine hundred three billion, seven hundred five million, two hundred fifty-five thousand, twelve".