76377416728 has 8 divisors (see below), whose sum is σ = 143207656380. Its totient is φ = 38188708360.

The previous prime is 76377416701. The next prime is 76377416737. The reversal of 76377416728 is 82761477367.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4773588538 + ... + 4773588553.

Almost surely, 2^76377416728 is an apocalyptic number.

It is an amenable number.

76377416728 is a deficient number, since it is larger than the sum of its proper divisors (66830239652).

76377416728 is a wasteful number, since it uses less digits than its factorization.

76377416728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9547177097 (or 9547177093 counting only the distinct ones).

The product of its digits is 16595712, while the sum is 58.

The spelling of 76377416728 in words is "seventy-six billion, three hundred seventy-seven million, four hundred sixteen thousand, seven hundred twenty-eight".