577198716966 has 24 divisors (see below), whose sum is σ = 1296915636744. Its totient is φ = 192399572160.

The previous prime is 577198716907. The next prime is 577198717021. The reversal of 577198716966 is 669617891775.

It is a junction number, because it is equal to n+sod(n) for n = 577198716894 and 577198716903.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 593825355 + ... + 593826326.

It is an arithmetic number, because the mean of its divisors is an integer number (54038151531).

Almost surely, 2^577198716966 is an apocalyptic number.

577198716966 is an abundant number, since it is smaller than the sum of its proper divisors (719716919778).

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

577198716966 is a wasteful number, since it uses less digits than its factorization.

577198716966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187651698 (or 1187651686 counting only the distinct ones).

The product of its digits is 240045120, while the sum is 72.

The spelling of 577198716966 in words is "five hundred seventy-seven billion, one hundred ninety-eight million, seven hundred sixteen thousand, nine hundred sixty-six".