677520704 has 28 divisors (see below), whose sum is σ = 1536521184. Its totient is φ = 290365824.

The previous prime is 677520691. The next prime is 677520709. The reversal of 677520704 is 407025776.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677520709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 755714 + ... + 756609.

Almost surely, 2^677520704 is an apocalyptic number.

677520704 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

677520704 is an abundant number, since it is smaller than the sum of its proper divisors (859000480).

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

677520704 is a wasteful number, since it uses less digits than its factorization.

677520704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512342 (or 1512332 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 38.

The square root of 677520704 is about 26029.2278794435. The cubic root of 677520704 is about 878.2959032938.

The spelling of 677520704 in words is "six hundred seventy-seven million, five hundred twenty thousand, seven hundred four".