276165795864 has 32 divisors (see below), whose sum is σ = 789045131520. Its totient is φ = 78904513056.

The previous prime is 276165795847. The next prime is 276165795883. The reversal of 276165795864 is 468597561672.

It is a junction number, because it is equal to n+sod(n) for n = 276165795795 and 276165795804.

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, 821921844 + ... + 821922179.

It is an arithmetic number, because the mean of its divisors is an integer number (24657660360).

Almost surely, 2^276165795864 is an apocalyptic number.

276165795864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

276165795864 is an abundant number, since it is smaller than the sum of its proper divisors (512879335656).

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

276165795864 is a wasteful number, since it uses less digits than its factorization.

276165795864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643844039 (or 1643844035 counting only the distinct ones).

The product of its digits is 152409600, while the sum is 66.

The spelling of 276165795864 in words is "two hundred seventy-six billion, one hundred sixty-five million, seven hundred ninety-five thousand, eight hundred sixty-four".