677557200712252 has 24 divisors (see below), whose sum is σ = 1356289695852896. Its totient is φ = 290129808642048.

The previous prime is 677557200712157. The next prime is 677557200712279. The reversal of 677557200712252 is 252217002755776.

It is a super-2 number, since 2×677557200712252² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10493667393 + ... + 10493731960.

Almost surely, 2^{677557200712252} is an apocalyptic number.

It is an amenable number.

677557200712252 is an abundant number, since it is smaller than the sum of its proper divisors (678732495140644).

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

677557200712252 is a wasteful number, since it uses less digits than its factorization.

677557200712252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20987400517 (or 20987400515 counting only the distinct ones).

The product of its (nonzero) digits is 28812000, while the sum is 58.

The spelling of 677557200712252 in words is "six hundred seventy-seven trillion, five hundred fifty-seven billion, two hundred million, seven hundred twelve thousand, two hundred fifty-two".