79788758 has 12 divisors (see below), whose sum is σ = 139223412. Its totient is φ = 34195140.

The previous prime is 79788739. The next prime is 79788791. The reversal of 79788758 is 85788797.

It is a junction number, because it is equal to n+sod(n) for n = 79788697 and 79788706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 406988 + ... + 407183.

It is an arithmetic number, because the mean of its divisors is an integer number (11601951).

Almost surely, 2^79788758 is an apocalyptic number.

79788758 is a deficient number, since it is larger than the sum of its proper divisors (59434654).

79788758 is a wasteful number, since it uses less digits than its factorization.

79788758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814187 (or 814180 counting only the distinct ones).

The product of its digits is 7902720, while the sum is 59.

The square root of 79788758 is about 8932.4553175485. The cubic root of 79788758 is about 430.5073477936.

The spelling of 79788758 in words is "seventy-nine million, seven hundred eighty-eight thousand, seven hundred fifty-eight".