5264000721 has 24 divisors (see below), whose sum is σ = 8692444800. Its totient is φ = 3007077696.

The previous prime is 5264000713. The next prime is 5264000723. The reversal of 5264000721 is 1270004625.

It is not a de Polignac number, because 5264000721 - 2³ = 5264000713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5264000723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 230580 + ... + 252378.

It is an arithmetic number, because the mean of its divisors is an integer number (362185200).

Almost surely, 2^5264000721 is an apocalyptic number.

It is an amenable number.

5264000721 is a deficient number, since it is larger than the sum of its proper divisors (3428444079).

5264000721 is a wasteful number, since it uses less digits than its factorization.

5264000721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25645 (or 25642 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 5264000721 is about 72553.4335576201. The cubic root of 5264000721 is about 1739.5569313813.

The spelling of 5264000721 in words is "five billion, two hundred sixty-four million, seven hundred twenty-one", and thus it is an aban number.