28532712704 has 36 divisors (see below), whose sum is σ = 56969959200. Its totient is φ = 14262351360.

The previous prime is 28532712673. The next prime is 28532712707. The reversal of 28532712704 is 40721723582.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28532712707) 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, 1035749 + ... + 1062939.

Almost surely, 2^28532712704 is an apocalyptic number.

It is an amenable number.

28532712704 is a deficient number, since it is larger than the sum of its proper divisors (28437246496).

28532712704 is an equidigital number, since it uses as much as digits as its factorization.

28532712704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31306 (or 31292 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 41.

The spelling of 28532712704 in words is "twenty-eight billion, five hundred thirty-two million, seven hundred twelve thousand, seven hundred four".