76685858667 has 18 divisors (see below), whose sum is σ = 121753766316. Its totient is φ = 46476277320.

The previous prime is 76685858663. The next prime is 76685858737.

76685858667 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 76685858667 - 2² = 76685858663 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76685858595 and 76685858604.

It is not an unprimeable number, because it can be changed into a prime (76685858663) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 35208213 + ... + 35210390.

Almost surely, 2^76685858667 is an apocalyptic number.

76685858667 is a deficient number, since it is larger than the sum of its proper divisors (45067907649).

76685858667 is a wasteful number, since it uses less digits than its factorization.

76685858667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70418631 (or 70418617 counting only the distinct ones).

The product of its digits is 812851200, while the sum is 72.

The spelling of 76685858667 in words is "seventy-six billion, six hundred eighty-five million, eight hundred fifty-eight thousand, six hundred sixty-seven".