275311376631 has 8 divisors (see below), whose sum is σ = 407868706160. Its totient is φ = 183540917736.

The previous prime is 275311376623. The next prime is 275311376647. The reversal of 275311376631 is 136673113572.

275311376631 is a `hidden beast` number, since 2 + 7 + 5 + 3 + 1 + 1 + 3 + 7 + 6 + 631 = 666.

It is not a de Polignac number, because 275311376631 - 2³ = 275311376623 is a prime.

It is a super-2 number, since 2×275311376631² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275311376651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5098358800 + ... + 5098358853.

It is an arithmetic number, because the mean of its divisors is an integer number (50983588270).

Almost surely, 2^275311376631 is an apocalyptic number.

275311376631 is a deficient number, since it is larger than the sum of its proper divisors (132557329529).

275311376631 is a wasteful number, since it uses less digits than its factorization.

275311376631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10196717662 (or 10196717656 counting only the distinct ones).

The product of its digits is 476280, while the sum is 45.

The spelling of 275311376631 in words is "two hundred seventy-five billion, three hundred eleven million, three hundred seventy-six thousand, six hundred thirty-one".