659940796 has 12 divisors (see below), whose sum is σ = 1163713320. Its totient is φ = 327451280.

The previous prime is 659940779. The next prime is 659940829. The reversal of 659940796 is 697049956.

It is a super-2 number, since 2×659940796² = 871043708450227232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629191 + ... + 630238.

It is an arithmetic number, because the mean of its divisors is an integer number (96976110).

Almost surely, 2^659940796 is an apocalyptic number.

It is an amenable number.

659940796 is a deficient number, since it is larger than the sum of its proper divisors (503772524).

659940796 is a wasteful number, since it uses less digits than its factorization.

659940796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259564 (or 1259562 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 55.

The square root of 659940796 is about 25689.3128752016. The cubic root of 659940796 is about 870.6327347622.

The spelling of 659940796 in words is "six hundred fifty-nine million, nine hundred forty thousand, seven hundred ninety-six".