977766680112323 has 4 divisors (see below), whose sum is σ = 977768032718208. Its totient is φ = 977765327506440.

The previous prime is 977766680112253. The next prime is 977766680112377. The reversal of 977766680112323 is 323211086667779.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-977766680112323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (977766680112023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675218048 + ... + 676664573.

It is an arithmetic number, because the mean of its divisors is an integer number (244442008179552).

Almost surely, 2^{977766680112323} is an apocalyptic number.

977766680112323 is a deficient number, since it is larger than the sum of its proper divisors (1352605885).

977766680112323 is a wasteful number, since it uses less digits than its factorization.

977766680112323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352605884.

The product of its (nonzero) digits is 192036096, while the sum is 68.

The spelling of 977766680112323 in words is "nine hundred seventy-seven trillion, seven hundred sixty-six billion, six hundred eighty million, one hundred twelve thousand, three hundred twenty-three".