677914494 has 16 divisors (see below), whose sum is σ = 1357514640. Its totient is φ = 225690560.

The previous prime is 677914487. The next prime is 677914507. The reversal of 677914494 is 494419776.

677914494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×677914494² = 919136122350552072, which contains 22 as substring.

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, 64977 + ... + 74684.

It is an arithmetic number, because the mean of its divisors is an integer number (84844665).

Almost surely, 2^677914494 is an apocalyptic number.

677914494 is an abundant number, since it is smaller than the sum of its proper divisors (679600146).

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

677914494 is a wasteful number, since it uses less digits than its factorization.

677914494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140475.

The product of its digits is 1524096, while the sum is 51.

The square root of 677914494 is about 26036.7911617388. The cubic root of 677914494 is about 878.4660319976.

The spelling of 677914494 in words is "six hundred seventy-seven million, nine hundred fourteen thousand, four hundred ninety-four".