715664044 has 12 divisors (see below), whose sum is σ = 1306864944. Its totient is φ = 342274064.

The previous prime is 715664029. The next prime is 715664057. The reversal of 715664044 is 440466517.

It is a junction number, because it is equal to n+sod(n) for n = 715663994 and 715664012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3889387 + ... + 3889570.

It is an arithmetic number, because the mean of its divisors is an integer number (108905412).

Almost surely, 2^715664044 is an apocalyptic number.

It is an amenable number.

715664044 is a deficient number, since it is larger than the sum of its proper divisors (591200900).

715664044 is a wasteful number, since it uses less digits than its factorization.

715664044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7778984 (or 7778982 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 715664044 is about 26751.8979513604. The cubic root of 715664044 is about 894.4781427640.

The spelling of 715664044 in words is "seven hundred fifteen million, six hundred sixty-four thousand, forty-four".