79374628651536 has 105 divisors (see below), whose sum is σ = 230579830689469. Its totient is φ = 26457888817728.

The previous prime is 79374628651501. The next prime is 79374628651553. The reversal of 79374628651536 is 63515682647397.

It is a happy number.

The square root of 79374628651536 is 8909244.

It is a perfect power (a square), and thus also a powerful number.

79374628651536 is a `hidden beast` number, since 7 + 9 + 3 + 7 + 4 + 6 + 2 + 86 + 5 + 1 + 536 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1838573283600 + 77536055367936 = 1355940^2 + 8805456^2 .

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

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 962157106 + ... + 962239598.

Almost surely, 2^{79374628651536} is an apocalyptic number.

79374628651536 is the 8909244-th square number.

It is an amenable number.

79374628651536 is an abundant number, since it is smaller than the sum of its proper divisors (151205202037933).

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

79374628651536 is an frugal number, since it uses more digits than its factorization.

79374628651536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165012 (or 82498 counting only the distinct ones).

The product of its digits is 1371686400, while the sum is 72.

The spelling of 79374628651536 in words is "seventy-nine trillion, three hundred seventy-four billion, six hundred twenty-eight million, six hundred fifty-one thousand, five hundred thirty-six".