32715804864 has 112 divisors (see below), whose sum is σ = 90612504576. Its totient is φ = 10404710400.

The previous prime is 32715804839. The next prime is 32715804871. The reversal of 32715804864 is 46840851723.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 383884 + ... + 461300.

Almost surely, 2^32715804864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32715804864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45306252288).

32715804864 is an abundant number, since it is smaller than the sum of its proper divisors (57896699712).

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

32715804864 is a wasteful number, since it uses less digits than its factorization.

32715804864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77534 (or 77524 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 32715804864 in words is "thirty-two billion, seven hundred fifteen million, eight hundred four thousand, eight hundred sixty-four".