26137089234 has 112 divisors (see below), whose sum is σ = 59664159360. Its totient is φ = 8582565600.

The previous prime is 26137089233. The next prime is 26137089247. The reversal of 26137089234 is 43298073162.

26137089234 is a `hidden beast` number, since 2 + 613 + 7 + 0 + 8 + 9 + 23 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 26137089234.

It is not an unprimeable number, because it can be changed into a prime (26137089233) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 37285084 + ... + 37285784.

Almost surely, 2^26137089234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26137089234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29832079680).

26137089234 is an abundant number, since it is smaller than the sum of its proper divisors (33527070126).

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

26137089234 is a wasteful number, since it uses less digits than its factorization.

26137089234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067 (or 1052 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 26137089234 in words is "twenty-six billion, one hundred thirty-seven million, eighty-nine thousand, two hundred thirty-four".