725324836522 has 96 divisors (see below), whose sum is σ = 1339935638976. Its totient is φ = 291642624000.

The previous prime is 725324836517. The next prime is 725324836553. The reversal of 725324836522 is 225638423527.

725324836522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×725324836522² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8430522 + ... + 8516122.

It is an arithmetic number, because the mean of its divisors is an integer number (13957662906).

Almost surely, 2^725324836522 is an apocalyptic number.

725324836522 is a deficient number, since it is larger than the sum of its proper divisors (614610802454).

725324836522 is a wasteful number, since it uses less digits than its factorization.

725324836522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85736 (or 85723 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 49.

The spelling of 725324836522 in words is "seven hundred twenty-five billion, three hundred twenty-four million, eight hundred thirty-six thousand, five hundred twenty-two".