76786868767 has 16 divisors (see below), whose sum is σ = 87926065920. Its totient is φ = 65690194752.

The previous prime is 76786868713. The next prime is 76786868773.

76786868767 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-76786868767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76786868693 and 76786868702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76786868797) 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, 12375888 + ... + 12382090.

It is an arithmetic number, because the mean of its divisors is an integer number (5495379120).

Almost surely, 2^76786868767 is an apocalyptic number.

76786868767 is a deficient number, since it is larger than the sum of its proper divisors (11139197153).

76786868767 is a wasteful number, since it uses less digits than its factorization.

76786868767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9342.

The product of its digits is 1593188352, while the sum is 76.

The spelling of 76786868767 in words is "seventy-six billion, seven hundred eighty-six million, eight hundred sixty-eight thousand, seven hundred sixty-seven".