2275138864791 has 24 divisors (see below), whose sum is σ = 3539502710016. Its totient is φ = 1399928080320.

The previous prime is 2275138864781. The next prime is 2275138864841. The reversal of 2275138864791 is 1974688315722.

2275138864791 is a `hidden beast` number, since 2 + 2 + 7 + 51 + 38 + 86 + 479 + 1 = 666.

It is not a de Polignac number, because 2275138864791 - 2⁶ = 2275138864727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2275138864741) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43255 + ... + 2133576.

It is an arithmetic number, because the mean of its divisors is an integer number (147479279584).

Almost surely, 2^{2275138864791} is an apocalyptic number.

2275138864791 is a deficient number, since it is larger than the sum of its proper divisors (1264363845225).

2275138864791 is a wasteful number, since it uses less digits than its factorization.

2275138864791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2185783 (or 2185780 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 63.

The spelling of 2275138864791 in words is "two trillion, two hundred seventy-five billion, one hundred thirty-eight million, eight hundred sixty-four thousand, seven hundred ninety-one".