677400444400 has 30 divisors (see below), whose sum is σ = 1627454568632. Its totient is φ = 270960177600.

The previous prime is 677400444389. The next prime is 677400444467. The reversal of 677400444400 is 4444004776.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 846750156 + ... + 846750955.

Almost surely, 2^677400444400 is an apocalyptic number.

It is an amenable number.

677400444400 is an abundant number, since it is smaller than the sum of its proper divisors (950054124232).

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

677400444400 is a wasteful number, since it uses less digits than its factorization.

677400444400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693501129 (or 1693501118 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 40.

The spelling of 677400444400 in words is "six hundred seventy-seven billion, four hundred million, four hundred forty-four thousand, four hundred".