79662810705 has 32 divisors (see below), whose sum is σ = 128086533120. Its totient is φ = 42278319360.

The previous prime is 79662810701. The next prime is 79662810739. The reversal of 79662810705 is 50701826697.

It is not a de Polignac number, because 79662810705 - 2² = 79662810701 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79662810701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12403395 + ... + 12409815.

It is an arithmetic number, because the mean of its divisors is an integer number (4002704160).

Almost surely, 2^79662810705 is an apocalyptic number.

It is an amenable number.

79662810705 is a deficient number, since it is larger than the sum of its proper divisors (48423722415).

79662810705 is a wasteful number, since it uses less digits than its factorization.

79662810705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10361.

The product of its (nonzero) digits is 1270080, while the sum is 51.

The spelling of 79662810705 in words is "seventy-nine billion, six hundred sixty-two million, eight hundred ten thousand, seven hundred five".