79691094158424 has 192 divisors, whose sum is σ = 235542924656640. Its totient is φ = 22398337866240.

The previous prime is 79691094158339. The next prime is 79691094158441. The reversal of 79691094158424 is 42485149019697.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31667929 + ... + 34091639.

It is an arithmetic number, because the mean of its divisors is an integer number (1226786065920).

Almost surely, 2^{79691094158424} 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 79691094158424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117771462328320).

79691094158424 is an abundant number, since it is smaller than the sum of its proper divisors (155851830498216).

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

79691094158424 is a wasteful number, since it uses less digits than its factorization.

79691094158424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2424190 (or 2424179 counting only the distinct ones).

The product of its (nonzero) digits is 156764160, while the sum is 69.

The spelling of 79691094158424 in words is "seventy-nine trillion, six hundred ninety-one billion, ninety-four million, one hundred fifty-eight thousand, four hundred twenty-four".