276977804225 has 12 divisors (see below), whose sum is σ = 343460457600. Its totient is φ = 221577094800.

The previous prime is 276977804209. The next prime is 276977804239. The reversal of 276977804225 is 522408779672.

It is not a de Polignac number, because 276977804225 - 2⁴ = 276977804209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1264376 + ... + 1467174.

It is an arithmetic number, because the mean of its divisors is an integer number (28621704800).

Almost surely, 2^276977804225 is an apocalyptic number.

276977804225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

276977804225 is a deficient number, since it is larger than the sum of its proper divisors (66482653375).

276977804225 is a wasteful number, since it uses less digits than its factorization.

276977804225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257440 (or 257435 counting only the distinct ones).

The product of its (nonzero) digits is 23708160, while the sum is 59.

The spelling of 276977804225 in words is "two hundred seventy-six billion, nine hundred seventy-seven million, eight hundred four thousand, two hundred twenty-five".