77328082377 has 64 divisors (see below), whose sum is σ = 141051778560. Its totient is φ = 40772616192.

The previous prime is 77328082373. The next prime is 77328082399.

77328082377 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 77328082377 - 2² = 77328082373 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77328082373) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9079273 + ... + 9087785.

It is an arithmetic number, because the mean of its divisors is an integer number (2203934040).

Almost surely, 2^77328082377 is an apocalyptic number.

It is an amenable number.

77328082377 is a deficient number, since it is larger than the sum of its proper divisors (63723696183).

77328082377 is a wasteful number, since it uses less digits than its factorization.

77328082377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12239 (or 12233 counting only the distinct ones).

The product of its (nonzero) digits is 5531904, while the sum is 54.

The spelling of 77328082377 in words is "seventy-seven billion, three hundred twenty-eight million, eighty-two thousand, three hundred seventy-seven".