276056144 has 40 divisors (see below), whose sum is σ = 658291200. Its totient is φ = 109208448.

The previous prime is 276056113. The next prime is 276056159. The reversal of 276056144 is 441650672.

276056144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 93344 + ... + 96255.

It is an arithmetic number, because the mean of its divisors is an integer number (16457280).

Almost surely, 2^276056144 is an apocalyptic number.

It is an amenable number.

276056144 is an abundant number, since it is smaller than the sum of its proper divisors (382235056).

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

276056144 is a wasteful number, since it uses less digits than its factorization.

276056144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189627 (or 189621 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 276056144 is about 16614.9373757472. The cubic root of 276056144 is about 651.1271519908.

The spelling of 276056144 in words is "two hundred seventy-six million, fifty-six thousand, one hundred forty-four".