276137638144 has 27 divisors (see below), whose sum is σ = 551213396923. Its totient is φ = 138064615168.

The previous prime is 276137638123. The next prime is 276137638171. The reversal of 276137638144 is 441836731672.

The square root of 276137638144 is 525488.

It is a perfect power (a square), and thus also a powerful number.

276137638144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 276137638091 and 276137638100.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 8391387 + ... + 8424229.

Almost surely, 2^276137638144 is an apocalyptic number.

276137638144 is the 525488-th square number.

It is an amenable number.

276137638144 is a deficient number, since it is larger than the sum of its proper divisors (275075758779).

276137638144 is an frugal number, since it uses more digits than its factorization.

276137638144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65702 (or 32845 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 52.

The spelling of 276137638144 in words is "two hundred seventy-six billion, one hundred thirty-seven million, six hundred thirty-eight thousand, one hundred forty-four".