76977433651 has 8 divisors (see below), whose sum is σ = 80163771264. Its totient is φ = 73835045760.

The previous prime is 76977433649. The next prime is 76977433667. The reversal of 76977433651 is 15633477967.

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

It is a cyclic number.

It is not a de Polignac number, because 76977433651 - 2¹ = 76977433649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76977433681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10983856 + ... + 10990861.

It is an arithmetic number, because the mean of its divisors is an integer number (10020471408).

Almost surely, 2^76977433651 is an apocalyptic number.

76977433651 is a deficient number, since it is larger than the sum of its proper divisors (3186337613).

76977433651 is a wasteful number, since it uses less digits than its factorization.

76977433651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21974861.

The product of its digits is 20003760, while the sum is 58.

The spelling of 76977433651 in words is "seventy-six billion, nine hundred seventy-seven million, four hundred thirty-three thousand, six hundred fifty-one".