677755557776 has 20 divisors (see below), whose sum is σ = 1432528792944. Its totient is φ = 308070708000.

The previous prime is 677755557769. The next prime is 677755557821.

677755557776 is nontrivially palindromic in base 10.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1925441750 + ... + 1925442101.

Almost surely, 2^677755557776 is an apocalyptic number.

It is an amenable number.

677755557776 is an abundant number, since it is smaller than the sum of its proper divisors (754773235168).

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

677755557776 is a wasteful number, since it uses less digits than its factorization.

677755557776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3850883870 (or 3850883864 counting only the distinct ones).

The product of its digits is 2647102500, while the sum is 74.

The spelling of 677755557776 in words is "six hundred seventy-seven billion, seven hundred fifty-five million, five hundred fifty-seven thousand, seven hundred seventy-six".