79435569412 has 12 divisors (see below), whose sum is σ = 140445363100. Its totient is φ = 39308322816.

The previous prime is 79435569403. The next prime is 79435569431. The reversal of 79435569412 is 21496553497.

It can be written as a sum of positive squares in 2 ways, for example, as 23610166336 + 55825403076 = 153656^2 + 236274^2 .

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

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, 102365037 + ... + 102365812.

Almost surely, 2^79435569412 is an apocalyptic number.

It is an amenable number.

79435569412 is a deficient number, since it is larger than the sum of its proper divisors (61009793688).

79435569412 is a wasteful number, since it uses less digits than its factorization.

79435569412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204730950 (or 204730948 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 55.

The spelling of 79435569412 in words is "seventy-nine billion, four hundred thirty-five million, five hundred sixty-nine thousand, four hundred twelve".