677770432 has 28 divisors (see below), whose sum is σ = 1415740120. Its totient is φ = 321048576.

The previous prime is 677770427. The next prime is 677770469. The reversal of 677770432 is 234077776.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277473 + ... + 279904.

Almost surely, 2^677770432 is an apocalyptic number.

It is an amenable number.

677770432 is an abundant number, since it is smaller than the sum of its proper divisors (737969688).

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

677770432 is a wasteful number, since it uses less digits than its factorization.

677770432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557408 (or 557398 counting only the distinct ones).

The product of its (nonzero) digits is 345744, while the sum is 43.

The square root of 677770432 is about 26034.0245064032. The cubic root of 677770432 is about 878.4038006788.

The spelling of 677770432 in words is "six hundred seventy-seven million, seven hundred seventy thousand, four hundred thirty-two".