276630936856 has 32 divisors (see below), whose sum is σ = 522054558000. Its totient is φ = 137417005440.

The previous prime is 276630936821. The next prime is 276630936877. The reversal of 276630936856 is 658639036672.

It is a junction number, because it is equal to n+sod(n) for n = 276630936794 and 276630936803.

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, 3693670 + ... + 3767818.

Almost surely, 2^276630936856 is an apocalyptic number.

It is an amenable number.

276630936856 is a deficient number, since it is larger than the sum of its proper divisors (245423621144).

276630936856 is a wasteful number, since it uses less digits than its factorization.

276630936856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77179 (or 77175 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 61.

The spelling of 276630936856 in words is "two hundred seventy-six billion, six hundred thirty million, nine hundred thirty-six thousand, eight hundred fifty-six".