79164638611 has 8 divisors (see below), whose sum is σ = 80863570944. Its totient is φ = 77466313800.

The previous prime is 79164638543. The next prime is 79164638627. The reversal of 79164638611 is 11683646197.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 79164638611 - 2²¹ = 79162541459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79164638411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116566 + ... + 414628.

It is an arithmetic number, because the mean of its divisors is an integer number (10107946368).

Almost surely, 2^79164638611 is an apocalyptic number.

79164638611 is a deficient number, since it is larger than the sum of its proper divisors (1698932333).

79164638611 is a wasteful number, since it uses less digits than its factorization.

79164638611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303761.

The product of its digits is 1306368, while the sum is 52.

The spelling of 79164638611 in words is "seventy-nine billion, one hundred sixty-four million, six hundred thirty-eight thousand, six hundred eleven".