76669506112656 has 80 divisors (see below), whose sum is σ = 208508992437440. Its totient is φ = 24208898457600.

The previous prime is 76669506112613. The next prime is 76669506112663. The reversal of 76669506112656 is 65621160596667.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4378056 + ... + 13134168.

It is an arithmetic number, because the mean of its divisors is an integer number (2606362405468).

Almost surely, 2^{76669506112656} is an apocalyptic number.

76669506112656 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is a pronic number, being equal to 8756112×8756113.

It is an amenable number.

76669506112656 is an abundant number, since it is smaller than the sum of its proper divisors (131839486324784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76669506112656 is a wasteful number, since it uses less digits than its factorization.

76669506112656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8765744 (or 8765738 counting only the distinct ones).

The product of its (nonzero) digits is 146966400, while the sum is 66.

The spelling of 76669506112656 in words is "seventy-six trillion, six hundred sixty-nine billion, five hundred six million, one hundred twelve thousand, six hundred fifty-six".