91379696716 has 48 divisors (see below), whose sum is σ = 208042329600. Its totient is φ = 34054542720.

The previous prime is 91379696701. The next prime is 91379696729. The reversal of 91379696716 is 61769697319.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6442641 + ... + 6456808.

It is an arithmetic number, because the mean of its divisors is an integer number (4334215200).

Almost surely, 2^91379696716 is an apocalyptic number.

It is an amenable number.

91379696716 is an abundant number, since it is smaller than the sum of its proper divisors (116662632884).

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

91379696716 is a wasteful number, since it uses less digits than its factorization.

91379696716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12899494 (or 12899492 counting only the distinct ones).

The product of its digits is 23147208, while the sum is 64.

The spelling of 91379696716 in words is "ninety-one billion, three hundred seventy-nine million, six hundred ninety-six thousand, seven hundred sixteen".