27522873138 has 16 divisors (see below), whose sum is σ = 55062461376. Its totient is φ = 9171505200.

The previous prime is 27522873089. The next prime is 27522873143. The reversal of 27522873138 is 83137822572.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675006 + ... + 714617.

It is an arithmetic number, because the mean of its divisors is an integer number (3441403836).

Almost surely, 2^27522873138 is an apocalyptic number.

27522873138 is an abundant number, since it is smaller than the sum of its proper divisors (27539588238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27522873138 is a wasteful number, since it uses less digits than its factorization.

27522873138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392929.

The product of its digits is 1128960, while the sum is 48.

The spelling of 27522873138 in words is "twenty-seven billion, five hundred twenty-two million, eight hundred seventy-three thousand, one hundred thirty-eight".