27594379139 has 16 divisors (see below), whose sum is σ = 28227906432. Its totient is φ = 26965306368.

The previous prime is 27594379129. The next prime is 27594379157. The reversal of 27594379139 is 93197349572.

It is a cyclic number.

It is not a de Polignac number, because 27594379139 - 2²⁰ = 27593330563 is a prime.

It is a super-2 number, since 2×27594379139² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27594379129) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 19390982 + ... + 19392404.

It is an arithmetic number, because the mean of its divisors is an integer number (1764244152).

Almost surely, 2^27594379139 is an apocalyptic number.

27594379139 is a deficient number, since it is larger than the sum of its proper divisors (633527293).

27594379139 is a wasteful number, since it uses less digits than its factorization.

27594379139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686.

The product of its digits is 12859560, while the sum is 59.

The spelling of 27594379139 in words is "twenty-seven billion, five hundred ninety-four million, three hundred seventy-nine thousand, one hundred thirty-nine".