677621050621000 has 64 divisors (see below), whose sum is σ = 1586612652768000. Its totient is φ = 270881002417600.

The previous prime is 677621050620973. The next prime is 677621050621091. The reversal of 677621050621000 is 126050126776.

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, 207652480 + ... + 210890479.

It is an arithmetic number, because the mean of its divisors is an integer number (24790822699500).

Almost surely, 2^{677621050621000} is an apocalyptic number.

It is an amenable number.

677621050621000 is an abundant number, since it is smaller than the sum of its proper divisors (908991602147000).

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

677621050621000 is a wasteful number, since it uses less digits than its factorization.

677621050621000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418544599 (or 418544585 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 677621050621000 in words is "six hundred seventy-seven trillion, six hundred twenty-one billion, fifty million, six hundred twenty-one thousand".