277672056 has 16 divisors (see below), whose sum is σ = 694180200. Its totient is φ = 92557344.

The previous prime is 277672019. The next prime is 277672097. The reversal of 277672056 is 650276772.

It is a zygodrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 277671999 and 277672017.

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, 5784811 + ... + 5784858.

Almost surely, 2^277672056 is an apocalyptic number.

It is an amenable number.

277672056 is an abundant number, since it is smaller than the sum of its proper divisors (416508144).

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

277672056 is a wasteful number, since it uses less digits than its factorization.

277672056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11569678 (or 11569674 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 42.

The square root of 277672056 is about 16663.4947114943. The cubic root of 277672056 is about 652.3951523376.

The spelling of 277672056 in words is "two hundred seventy-seven million, six hundred seventy-two thousand, fifty-six".