725922732404 has 6 divisors (see below), whose sum is σ = 1270364781714. Its totient is φ = 362961366200.

The previous prime is 725922732289. The next prime is 725922732461. The reversal of 725922732404 is 404237229527.

It can be written as a sum of positive squares in only one way, i.e., 560623567504 + 165299164900 = 748748^2 + 406570^2 .

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 as a sum of consecutive naturals, namely, 90740341547 + ... + 90740341554.

It is an arithmetic number, because the mean of its divisors is an integer number (211727463619).

Almost surely, 2^725922732404 is an apocalyptic number.

It is an amenable number.

725922732404 is a deficient number, since it is larger than the sum of its proper divisors (544442049310).

725922732404 is a wasteful number, since it uses less digits than its factorization.

725922732404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181480683105 (or 181480683103 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 725922732404 in words is "seven hundred twenty-five billion, nine hundred twenty-two million, seven hundred thirty-two thousand, four hundred four".