42692730864 has 80 divisors (see below), whose sum is σ = 126678796800. Its totient is φ = 12136608000.

The previous prime is 42692730859. The next prime is 42692730881. The reversal of 42692730864 is 46803729624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252387 + ... + 386114.

It is an arithmetic number, because the mean of its divisors is an integer number (1583484960).

Almost surely, 2^42692730864 is an apocalyptic number.

It is an amenable number.

42692730864 is an abundant number, since it is smaller than the sum of its proper divisors (83986065936).

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

42692730864 is a wasteful number, since it uses less digits than its factorization.

42692730864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638718 (or 638712 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 51.

The spelling of 42692730864 in words is "forty-two billion, six hundred ninety-two million, seven hundred thirty thousand, eight hundred sixty-four".