677796518952 has 64 divisors (see below), whose sum is σ = 2151734985600. Its totient is φ = 193656147840.

The previous prime is 677796518857. The next prime is 677796518977. The reversal of 677796518952 is 259815697776.

677796518952 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×677796518952² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

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, 224137549 + ... + 224140572.

It is an arithmetic number, because the mean of its divisors is an integer number (33620859150).

Almost surely, 2^677796518952 is an apocalyptic number.

It is an amenable number.

677796518952 is an abundant number, since it is smaller than the sum of its proper divisors (1473938466648).

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

677796518952 is a wasteful number, since it uses less digits than its factorization.

677796518952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448278143 (or 448278133 counting only the distinct ones).

The product of its digits is 400075200, while the sum is 72.

The spelling of 677796518952 in words is "six hundred seventy-seven billion, seven hundred ninety-six million, five hundred eighteen thousand, nine hundred fifty-two".