725353129104 has 40 divisors (see below), whose sum is σ = 1881294401952. Its totient is φ = 240821088000.

The previous prime is 725353129043. The next prime is 725353129117. The reversal of 725353129104 is 401921353527.

It is a super-2 number, since 2×725353129104² (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 7 ways as a sum of consecutive naturals, for example, 30090589 + ... + 30114684.

Almost surely, 2^725353129104 is an apocalyptic number.

It is an amenable number.

725353129104 is an abundant number, since it is smaller than the sum of its proper divisors (1155941272848).

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

725353129104 is a wasteful number, since it uses less digits than its factorization.

725353129104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60205535 (or 60205529 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

The spelling of 725353129104 in words is "seven hundred twenty-five billion, three hundred fifty-three million, one hundred twenty-nine thousand, one hundred four".