79690116 has 72 divisors (see below), whose sum is σ = 207531072. Its totient is φ = 23777600.

The previous prime is 79690073. The next prime is 79690129. The reversal of 79690116 is 61109697.

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, 102706 + ... + 103478.

It is an arithmetic number, because the mean of its divisors is an integer number (2882376).

Almost surely, 2^79690116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79690116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103765536).

79690116 is an abundant number, since it is smaller than the sum of its proper divisors (127840956).

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

79690116 is a wasteful number, since it uses less digits than its factorization.

79690116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873 (or 860 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 39.

The square root of 79690116 is about 8926.9320597840. The cubic root of 79690116 is about 430.3298640685.

The spelling of 79690116 in words is "seventy-nine million, six hundred ninety thousand, one hundred sixteen".