276812378804 has 24 divisors (see below), whose sum is σ = 522448748640. Its totient is φ = 127572486624.

The previous prime is 276812378771. The next prime is 276812378827. The reversal of 276812378804 is 408873218672.

It is a self number, because there is not a number n which added to its sum of digits gives 276812378804.

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, 3861494 + ... + 3932525.

It is an arithmetic number, because the mean of its divisors is an integer number (21768697860).

Almost surely, 2^276812378804 is an apocalyptic number.

It is an amenable number.

276812378804 is a deficient number, since it is larger than the sum of its proper divisors (245636369836).

276812378804 is a wasteful number, since it uses less digits than its factorization.

276812378804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7794719 (or 7794717 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 56.

The spelling of 276812378804 in words is "two hundred seventy-six billion, eight hundred twelve million, three hundred seventy-eight thousand, eight hundred four".