677005596 has 18 divisors (see below), whose sum is σ = 1711319792. Its totient is φ = 225668520.

The previous prime is 677005573. The next prime is 677005597. The reversal of 677005596 is 695500776.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677005597) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9402820 + ... + 9402891.

Almost surely, 2^677005596 is an apocalyptic number.

It is an amenable number.

677005596 is an abundant number, since it is smaller than the sum of its proper divisors (1034314196).

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

677005596 is a wasteful number, since it uses less digits than its factorization.

677005596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18805721 (or 18805716 counting only the distinct ones).

The product of its (nonzero) digits is 396900, while the sum is 45.

The square root of 677005596 is about 26019.3311981688. The cubic root of 677005596 is about 878.0732621519.

The spelling of 677005596 in words is "six hundred seventy-seven million, five thousand, five hundred ninety-six".