97686477468679 has 8 divisors (see below), whose sum is σ = 106575328137600. Its totient is φ = 88799003767800.

The previous prime is 97686477468649. The next prime is 97686477468691.

97686477468679 is nontrivially palindromic in base 10.

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 97686477468679 - 2¹⁷ = 97686477337607 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 (97686477468649) 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, 344093667 + ... + 344377444.

It is an arithmetic number, because the mean of its divisors is an integer number (13321916017200).

Almost surely, 2^{97686477468679} is an apocalyptic number.

97686477468679 is a deficient number, since it is larger than the sum of its proper divisors (8888850668921).

97686477468679 is a wasteful number, since it uses less digits than its factorization.

97686477468679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688484021.

The product of its digits is 258096513024, while the sum is 94.

The spelling of 97686477468679 in words is "ninety-seven trillion, six hundred eighty-six billion, four hundred seventy-seven million, four hundred sixty-eight thousand, six hundred seventy-nine".