79456075777 has 8 divisors (see below), whose sum is σ = 85634380160. Its totient is φ = 73287242640.

The previous prime is 79456075771. The next prime is 79456075799. The reversal of 79456075777 is 77757065497.

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 79456075777 - 2²³ = 79447687169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79456075771) 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, 2350377 + ... + 2383942.

It is an arithmetic number, because the mean of its divisors is an integer number (10704297520).

Almost surely, 2^79456075777 is an apocalyptic number.

It is an amenable number.

79456075777 is a deficient number, since it is larger than the sum of its proper divisors (6178304383).

79456075777 is a wasteful number, since it uses less digits than its factorization.

79456075777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4735623.

The product of its (nonzero) digits is 90757800, while the sum is 64.

The spelling of 79456075777 in words is "seventy-nine billion, four hundred fifty-six million, seventy-five thousand, seven hundred seventy-seven".