79593560640 has 168 divisors, whose sum is σ = 298656865728. Its totient is φ = 19295400960.

The previous prime is 79593560633. The next prime is 79593560653. The reversal of 79593560640 is 4606539597.

79593560640 is a `hidden beast` number, since 7 + 9 + 593 + 5 + 6 + 0 + 6 + 40 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1224532 + ... + 1287891.

Almost surely, 2^79593560640 is an apocalyptic number.

It is an amenable number.

79593560640 is an abundant number, since it is smaller than the sum of its proper divisors (219063305088).

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

79593560640 is a wasteful number, since it uses less digits than its factorization.

79593560640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2512457 (or 2512444 counting only the distinct ones).

The product of its (nonzero) digits is 6123600, while the sum is 54.

The spelling of 79593560640 in words is "seventy-nine billion, five hundred ninety-three million, five hundred sixty thousand, six hundred forty".