42431874868 has 12 divisors (see below), whose sum is σ = 78163980160. Its totient is φ = 20099309112.

The previous prime is 42431874847. The next prime is 42431874899. The reversal of 42431874868 is 86847813424.

It is a super-2 number, since 2×42431874868² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279156996 + ... + 279157147.

Almost surely, 2^42431874868 is an apocalyptic number.

It is an amenable number.

42431874868 is a deficient number, since it is larger than the sum of its proper divisors (35732105292).

42431874868 is a wasteful number, since it uses less digits than its factorization.

42431874868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558314166 (or 558314164 counting only the distinct ones).

The product of its digits is 8257536, while the sum is 55.

The spelling of 42431874868 in words is "forty-two billion, four hundred thirty-one million, eight hundred seventy-four thousand, eight hundred sixty-eight".