79904162016 has 396 divisors, whose sum is σ = 274808715552. Its totient is φ = 22803306624.

The previous prime is 79904161993. The next prime is 79904162027. The reversal of 79904162016 is 61026140997.

79904162016 is a `hidden beast` number, since 7 + 9 + 9 + 0 + 4 + 1 + 620 + 16 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 65 ways as a sum of consecutive naturals, for example, 92588401 + ... + 92589263.

Almost surely, 2^79904162016 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 79904162016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137404357776).

79904162016 is an abundant number, since it is smaller than the sum of its proper divisors (194904553536).

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

79904162016 is an frugal number, since it uses more digits than its factorization.

79904162016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917 (or 875 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The spelling of 79904162016 in words is "seventy-nine billion, nine hundred four million, one hundred sixty-two thousand, sixteen".