77379517676 has 12 divisors (see below), whose sum is σ = 135607333680. Its totient is φ = 38634565200.

The previous prime is 77379517673. The next prime is 77379517679. The reversal of 77379517676 is 67671597377.

It is an interprime number because it is at equal distance from previous prime (77379517673) and next prime (77379517679).

It is not an unprimeable number, because it can be changed into a prime (77379517673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13795256 + ... + 13800863.

It is an arithmetic number, because the mean of its divisors is an integer number (11300611140).

Almost surely, 2^77379517676 is an apocalyptic number.

It is an amenable number.

77379517676 is a deficient number, since it is larger than the sum of its proper divisors (58227816004).

77379517676 is a wasteful number, since it uses less digits than its factorization.

77379517676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27596824 (or 27596822 counting only the distinct ones).

The product of its digits is 81682020, while the sum is 65.

The spelling of 77379517676 in words is "seventy-seven billion, three hundred seventy-nine million, five hundred seventeen thousand, six hundred seventy-six".