677401916 has 12 divisors (see below), whose sum is σ = 1187256840. Its totient is φ = 338185680.

The previous prime is 677401861. The next prime is 677401931. The reversal of 677401916 is 619104776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125855 + ... + 131126.

It is an arithmetic number, because the mean of its divisors is an integer number (98938070).

Almost surely, 2^677401916 is an apocalyptic number.

It is an amenable number.

677401916 is a deficient number, since it is larger than the sum of its proper divisors (509854924).

677401916 is a wasteful number, since it uses less digits than its factorization.

677401916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257644 (or 257642 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 677401916 is about 26026.9459599086. The cubic root of 677401916 is about 878.2445704902.

The spelling of 677401916 in words is "six hundred seventy-seven million, four hundred one thousand, nine hundred sixteen".