716579990 has 16 divisors (see below), whose sum is σ = 1474107552. Its totient is φ = 245684544.

The previous prime is 716579989. The next prime is 716580023. The reversal of 716579990 is 99975617.

It is a congruent number.

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, 5118359 + ... + 5118498.

It is an arithmetic number, because the mean of its divisors is an integer number (92131722).

Almost surely, 2^716579990 is an apocalyptic number.

716579990 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

716579990 is an abundant number, since it is smaller than the sum of its proper divisors (757527562).

716579990 is a wasteful number, since it uses less digits than its factorization.

716579990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10236871.

The product of its (nonzero) digits is 1071630, while the sum is 53.

The square root of 716579990 is about 26769.0117486619. The cubic root of 716579990 is about 894.8595807709.

The spelling of 716579990 in words is "seven hundred sixteen million, five hundred seventy-nine thousand, nine hundred ninety".