13204000928 has 24 divisors (see below), whose sum is σ = 26001106740. Its totient is φ = 6600545280.

The previous prime is 13204000921. The next prime is 13204000939. The reversal of 13204000928 is 82900040231.

It can be written as a sum of positive squares in 2 ways, for example, as 10385240464 + 2818760464 = 101908^2 + 53092^2 .

It is a super-2 number, since 2×13204000928² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13204000928.

It is not an unprimeable number, because it can be changed into a prime (13204000921) 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, 110168 + ... + 196328.

Almost surely, 2^13204000928 is an apocalyptic number.

It is an amenable number.

13204000928 is a deficient number, since it is larger than the sum of its proper divisors (12797105812).

13204000928 is an equidigital number, since it uses as much as digits as its factorization.

13204000928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90960 (or 90952 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 13204000928 in words is "thirteen billion, two hundred four million, nine hundred twenty-eight", and thus it is an aban number.