79577477597 has 16 divisors (see below), whose sum is σ = 80985600000. Its totient is φ = 78180386544.

The previous prime is 79577477557. The next prime is 79577477627.

79577477597 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 79577477597 - 2⁶ = 79577477533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79577477527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14149328 + ... + 14154950.

It is an arithmetic number, because the mean of its divisors is an integer number (5061600000).

Almost surely, 2^79577477597 is an apocalyptic number.

It is an amenable number.

79577477597 is a deficient number, since it is larger than the sum of its proper divisors (1408122403).

79577477597 is a wasteful number, since it uses less digits than its factorization.

79577477597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6560.

The product of its digits is 952956900, while the sum is 74.

The spelling of 79577477597 in words is "seventy-nine billion, five hundred seventy-seven million, four hundred seventy-seven thousand, five hundred ninety-seven".