97688888679 has 8 divisors (see below), whose sum is σ = 130255985392. Its totient is φ = 65123858880.

The previous prime is 97688888657. The next prime is 97688888681.

97688888679 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97688888679 - 2²⁸ = 97420453223 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 (97688888699) 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, 402862 + ... + 598059.

It is an arithmetic number, because the mean of its divisors is an integer number (16281998174).

Almost surely, 2^97688888679 is an apocalyptic number.

97688888679 is a deficient number, since it is larger than the sum of its proper divisors (32567096713).

97688888679 is a wasteful number, since it uses less digits than its factorization.

97688888679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033457.

The product of its digits is 4682022912, while the sum is 84.

The spelling of 97688888679 in words is "ninety-seven billion, six hundred eighty-eight million, eight hundred eighty-eight thousand, six hundred seventy-nine".