79213527368 has 16 divisors (see below), whose sum is σ = 151327729980. Its totient is φ = 38859466048.

The previous prime is 79213527319. The next prime is 79213527397. The reversal of 79213527368 is 86372531297.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 78356326084 + 857201284 = 279922^2 + 29278^2 .

It is a Harshad number since it is a multiple of its sum of digits (53).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93411755 + ... + 93412602.

Almost surely, 2^79213527368 is an apocalyptic number.

It is an amenable number.

79213527368 is a deficient number, since it is larger than the sum of its proper divisors (72114202612).

79213527368 is a wasteful number, since it uses less digits than its factorization.

79213527368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186824416 (or 186824412 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 53.

The spelling of 79213527368 in words is "seventy-nine billion, two hundred thirteen million, five hundred twenty-seven thousand, three hundred sixty-eight".