725500446612 has 24 divisors (see below), whose sum is σ = 1693529082336. Its totient is φ = 241734238368.

The previous prime is 725500446607. The next prime is 725500446653. The reversal of 725500446612 is 216644005527.

It is a super-2 number, since 2×725500446612² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12375018 + ... + 12433505.

It is an arithmetic number, because the mean of its divisors is an integer number (70563711764).

Almost surely, 2^725500446612 is an apocalyptic number.

It is an amenable number.

725500446612 is an abundant number, since it is smaller than the sum of its proper divisors (968028635724).

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

725500446612 is a wasteful number, since it uses less digits than its factorization.

725500446612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24810967 (or 24810965 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 725500446612 in words is "seven hundred twenty-five billion, five hundred million, four hundred forty-six thousand, six hundred twelve".