27725211275 has 12 divisors (see below), whose sum is σ = 34476664632. Its totient is φ = 22117328640.

The previous prime is 27725211251. The next prime is 27725211281. The reversal of 27725211275 is 57211252772.

It is not a de Polignac number, because 27725211275 - 2⁶ = 27725211211 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1562009 + ... + 1579658.

It is an arithmetic number, because the mean of its divisors is an integer number (2873055386).

Almost surely, 2^27725211275 is an apocalyptic number.

27725211275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27725211275 is a deficient number, since it is larger than the sum of its proper divisors (6751453357).

27725211275 is a wasteful number, since it uses less digits than its factorization.

27725211275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3142030 (or 3142025 counting only the distinct ones).

The product of its digits is 137200, while the sum is 41.

The spelling of 27725211275 in words is "twenty-seven billion, seven hundred twenty-five million, two hundred eleven thousand, two hundred seventy-five".