32042786656 has 24 divisors (see below), whose sum is σ = 63175573944. Its totient is φ = 15998196480.

The previous prime is 32042786653. The next prime is 32042786681. The reversal of 32042786656 is 65668724023.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32042786653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702445 + ... + 746668.

It is an arithmetic number, because the mean of its divisors is an integer number (2632315581).

Almost surely, 2^32042786656 is an apocalyptic number.

It is an amenable number.

32042786656 is a deficient number, since it is larger than the sum of its proper divisors (31132787288).

32042786656 is a wasteful number, since it uses less digits than its factorization.

32042786656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449814 (or 1449806 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 49.

The spelling of 32042786656 in words is "thirty-two billion, forty-two million, seven hundred eighty-six thousand, six hundred fifty-six".