27527752975 has 24 divisors (see below), whose sum is σ = 35681323392. Its totient is φ = 21027573600.

The previous prime is 27527752939. The next prime is 27527752997. The reversal of 27527752975 is 57925772572.

It is a de Polignac number, because none of the positive numbers 2^k-27527752975 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 23 ways as a sum of consecutive naturals, for example, 286404 + ... + 370246.

It is an arithmetic number, because the mean of its divisors is an integer number (1486721808).

Almost surely, 2^27527752975 is an apocalyptic number.

27527752975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27527752975 is a deficient number, since it is larger than the sum of its proper divisors (8153570417).

27527752975 is a wasteful number, since it uses less digits than its factorization.

27527752975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84447 (or 84442 counting only the distinct ones).

The product of its digits is 21609000, while the sum is 58.

The spelling of 27527752975 in words is "twenty-seven billion, five hundred twenty-seven million, seven hundred fifty-two thousand, nine hundred seventy-five".