677169630 has 24 divisors (see below), whose sum is σ = 1760641272. Its totient is φ = 180578544.

The previous prime is 677169629. The next prime is 677169631. The reversal of 677169630 is 36961776.

677169630 is a `hidden beast` number, since 6 + 7 + 7 + 1 + 6 + 9 + 630 = 666.

It is an interprime number because it is at equal distance from previous prime (677169629) and next prime (677169631).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677169631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3761964 + ... + 3762143.

It is an arithmetic number, because the mean of its divisors is an integer number (73360053).

Almost surely, 2^677169630 is an apocalyptic number.

677169630 is an abundant number, since it is smaller than the sum of its proper divisors (1083471642).

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

677169630 is a wasteful number, since it uses less digits than its factorization.

677169630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7524120 (or 7524117 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 677169630 is about 26022.4831636030. The cubic root of 677169630 is about 878.1441735491.

The spelling of 677169630 in words is "six hundred seventy-seven million, one hundred sixty-nine thousand, six hundred thirty".