26927149136 has 20 divisors (see below), whose sum is σ = 53970364500. Its totient is φ = 12999313152.

The previous prime is 26927149129. The next prime is 26927149157. The reversal of 26927149136 is 63194172962.

It can be written as a sum of positive squares in 2 ways, for example, as 19059459136 + 7867690000 = 138056^2 + 88700^2 .

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29015861 + ... + 29016788.

It is an arithmetic number, because the mean of its divisors is an integer number (2698518225).

Almost surely, 2^26927149136 is an apocalyptic number.

It is an amenable number.

26927149136 is an abundant number, since it is smaller than the sum of its proper divisors (27043215364).

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

26927149136 is a wasteful number, since it uses less digits than its factorization.

26927149136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58032686 (or 58032680 counting only the distinct ones).

The product of its digits is 979776, while the sum is 50.

The spelling of 26927149136 in words is "twenty-six billion, nine hundred twenty-seven million, one hundred forty-nine thousand, one hundred thirty-six".