79393732970 has 16 divisors (see below), whose sum is σ = 147836606760. Its totient is φ = 30662407104.

The previous prime is 79393732931. The next prime is 79393732997. The reversal of 79393732970 is 7923739397.

It can be written as a sum of positive squares in 4 ways, for example, as 53062504609 + 26331228361 = 230353^2 + 162269^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136885457 + ... + 136886036.

Almost surely, 2^79393732970 is an apocalyptic number.

79393732970 is a deficient number, since it is larger than the sum of its proper divisors (68442873790).

79393732970 is a wasteful number, since it uses less digits than its factorization.

79393732970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273771529.

The product of its (nonzero) digits is 13502538, while the sum is 59.

The spelling of 79393732970 in words is "seventy-nine billion, three hundred ninety-three million, seven hundred thirty-two thousand, nine hundred seventy".