79561314252 has 72 divisors (see below), whose sum is σ = 229870551456. Its totient is φ = 22729158144.

The previous prime is 79561314247. The next prime is 79561314257. The reversal of 79561314252 is 25241316597.

79561314252 is a `hidden beast` number, since 7 + 9 + 5 + 613 + 1 + 4 + 25 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (79561314247) and next prime (79561314257).

It is a junction number, because it is equal to n+sod(n) for n = 79561314198 and 79561314207.

It is not an unprimeable number, because it can be changed into a prime (79561314257) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3439108 + ... + 3462164.

It is an arithmetic number, because the mean of its divisors is an integer number (3192646548).

Almost surely, 2^79561314252 is an apocalyptic number.

It is an amenable number.

79561314252 is an abundant number, since it is smaller than the sum of its proper divisors (150309237204).

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

79561314252 is a wasteful number, since it uses less digits than its factorization.

79561314252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36767 (or 36762 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The spelling of 79561314252 in words is "seventy-nine billion, five hundred sixty-one million, three hundred fourteen thousand, two hundred fifty-two".