27750275025275 has 48 divisors (see below), whose sum is σ = 37644653207040. Its totient is φ = 20124991382400.

The previous prime is 27750275025251. The next prime is 27750275025289. The reversal of 27750275025275 is 57252057205772.

It is not a de Polignac number, because 27750275025275 - 2¹⁶ = 27750274959739 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27750275025275.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 915261566 + ... + 915291884.

It is an arithmetic number, because the mean of its divisors is an integer number (784263608480).

Almost surely, 2^{27750275025275} is an apocalyptic number.

27750275025275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27750275025275 is a deficient number, since it is larger than the sum of its proper divisors (9894378181765).

27750275025275 is a wasteful number, since it uses less digits than its factorization.

27750275025275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39636 (or 39631 counting only the distinct ones).

The product of its (nonzero) digits is 24010000, while the sum is 56.

The spelling of 27750275025275 in words is "twenty-seven trillion, seven hundred fifty billion, two hundred seventy-five million, twenty-five thousand, two hundred seventy-five".