42696285872 has 20 divisors (see below), whose sum is σ = 82961096400. Its totient is φ = 21286970688.

The previous prime is 42696285857. The next prime is 42696285881. The reversal of 42696285872 is 27858269624.

It is a happy number.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3817508 + ... + 3828675.

It is an arithmetic number, because the mean of its divisors is an integer number (4148054820).

Almost surely, 2^42696285872 is an apocalyptic number.

It is an amenable number.

42696285872 is a deficient number, since it is larger than the sum of its proper divisors (40264810528).

42696285872 is a wasteful number, since it uses less digits than its factorization.

42696285872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7646540 (or 7646534 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 59.

The spelling of 42696285872 in words is "forty-two billion, six hundred ninety-six million, two hundred eighty-five thousand, eight hundred seventy-two".