79549494597 has 6 divisors (see below), whose sum is σ = 114904825542. Its totient is φ = 53032996392.

The previous prime is 79549494589. The next prime is 79549494613.

79549494597 is a `hidden beast` number, since 7 + 9 + 5 + 49 + 494 + 5 + 97 = 666.

79549494597 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 63584161281 + 15965333316 = 252159^2 + 126354^2 .

It is not a de Polignac number, because 79549494597 - 2³ = 79549494589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79549494547) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4419416358 + ... + 4419416375.

It is an arithmetic number, because the mean of its divisors is an integer number (19150804257).

Almost surely, 2^79549494597 is an apocalyptic number.

It is an amenable number.

79549494597 is a deficient number, since it is larger than the sum of its proper divisors (35355330945).

79549494597 is a wasteful number, since it uses less digits than its factorization.

79549494597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8838832739 (or 8838832736 counting only the distinct ones).

The product of its digits is 514382400, while the sum is 72.

The spelling of 79549494597 in words is "seventy-nine billion, five hundred forty-nine million, four hundred ninety-four thousand, five hundred ninety-seven".