76977963158 has 8 divisors (see below), whose sum is σ = 117048683928. Its totient is φ = 37961735184.

The previous prime is 76977963077. The next prime is 76977963187. The reversal of 76977963158 is 85136977967.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 263623016 + ... + 263623307.

It is an arithmetic number, because the mean of its divisors is an integer number (14631085491).

Almost surely, 2^76977963158 is an apocalyptic number.

76977963158 is a deficient number, since it is larger than the sum of its proper divisors (40070720770).

76977963158 is a wasteful number, since it uses less digits than its factorization.

76977963158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527246398.

The product of its digits is 120022560, while the sum is 68.

The spelling of 76977963158 in words is "seventy-six billion, nine hundred seventy-seven million, nine hundred sixty-three thousand, one hundred fifty-eight".