97647274679 has 16 divisors (see below), whose sum is σ = 101452665600. Its totient is φ = 93922004736.

The previous prime is 97647274631. The next prime is 97647274741.

97647274679 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97647274679 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 (97647271679) 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, 731207 + ... + 854375.

It is an arithmetic number, because the mean of its divisors is an integer number (6340791600).

Almost surely, 2^97647274679 is an apocalyptic number.

97647274679 is a deficient number, since it is larger than the sum of its proper divisors (3805390921).

97647274679 is a wasteful number, since it uses less digits than its factorization.

97647274679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123494.

The product of its digits is 224042112, while the sum is 68.

The spelling of 97647274679 in words is "ninety-seven billion, six hundred forty-seven million, two hundred seventy-four thousand, six hundred seventy-nine".