79399228054392 has 96 divisors (see below), whose sum is σ = 220556742588000. Its totient is φ = 25788969354240.

The previous prime is 79399228054373. The next prime is 79399228054403. The reversal of 79399228054392 is 29345082299397.

79399228054392 is a `hidden beast` number, since 7 + 9 + 3 + 9 + 9 + 228 + 0 + 5 + 4 + 392 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 79399228054392.

It is a congruent number.

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, 14235292 + ... + 19011627.

It is an arithmetic number, because the mean of its divisors is an integer number (2297466068625).

Almost surely, 2^{79399228054392} is an apocalyptic number.

79399228054392 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

79399228054392 is an abundant number, since it is smaller than the sum of its proper divisors (141157514533608).

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

79399228054392 is a wasteful number, since it uses less digits than its factorization.

79399228054392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33247781 (or 33247774 counting only the distinct ones).

The product of its (nonzero) digits is 529079040, while the sum is 72.

The spelling of 79399228054392 in words is "seventy-nine trillion, three hundred ninety-nine billion, two hundred twenty-eight million, fifty-four thousand, three hundred ninety-two".