79452777166 has 16 divisors (see below), whose sum is σ = 143373432960. Its totient is φ = 32259022200.

The previous prime is 79452777163. The next prime is 79452777167. The reversal of 79452777166 is 66177725497.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79452777161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149347060 + ... + 149347591.

It is an arithmetic number, because the mean of its divisors is an integer number (8960839560).

Almost surely, 2^79452777166 is an apocalyptic number.

79452777166 is a deficient number, since it is larger than the sum of its proper divisors (63920655794).

79452777166 is a wasteful number, since it uses less digits than its factorization.

79452777166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298694679.

The product of its digits is 31116960, while the sum is 61.

The spelling of 79452777166 in words is "seventy-nine billion, four hundred fifty-two million, seven hundred seventy-seven thousand, one hundred sixty-six".