275406563375 has 16 divisors (see below), whose sum is σ = 343872880416. Its totient is φ = 220219168000.

The previous prime is 275406563321. The next prime is 275406563389. The reversal of 275406563375 is 573365604572.

It is not a de Polignac number, because 275406563375 - 2²⁰ = 275405514799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269249 + ... + 789498.

It is an arithmetic number, because the mean of its divisors is an integer number (21492055026).

Almost surely, 2^275406563375 is an apocalyptic number.

275406563375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

275406563375 is a deficient number, since it is larger than the sum of its proper divisors (68466317041).

275406563375 is a wasteful number, since it uses less digits than its factorization.

275406563375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060843 (or 1060833 counting only the distinct ones).

The product of its (nonzero) digits is 15876000, while the sum is 53.

The spelling of 275406563375 in words is "two hundred seventy-five billion, four hundred six million, five hundred sixty-three thousand, three hundred seventy-five".