677944014 has 16 divisors (see below), whose sum is σ = 1479150720. Its totient is φ = 205437560.

The previous prime is 677943971. The next prime is 677944031. The reversal of 677944014 is 410449776.

It is a super-2 number, since 2×677944014² = 919216172236864392, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5135874 + ... + 5136005.

It is an arithmetic number, because the mean of its divisors is an integer number (92446920).

Almost surely, 2^677944014 is an apocalyptic number.

677944014 is an abundant number, since it is smaller than the sum of its proper divisors (801206706).

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

677944014 is a wasteful number, since it uses less digits than its factorization.

677944014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10271895.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 677944014 is about 26037.3580457004. The cubic root of 677944014 is about 878.4787828391.

The spelling of 677944014 in words is "six hundred seventy-seven million, nine hundred forty-four thousand, fourteen".