26740104264 has 40 divisors (see below), whose sum is σ = 74897053110. Its totient is φ = 8913367872.

The previous prime is 26740104247. The next prime is 26740104301. The reversal of 26740104264 is 46240104762.

It can be written as a sum of positive squares in only one way, i.e., 26683222500 + 56881764 = 163350^2 + 7542^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 20632149 + ... + 20633444.

Almost surely, 2^26740104264 is an apocalyptic number.

26740104264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26740104264 is an abundant number, since it is smaller than the sum of its proper divisors (48156948846).

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

26740104264 is a wasteful number, since it uses less digits than its factorization.

26740104264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41265611 (or 41265598 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The spelling of 26740104264 in words is "twenty-six billion, seven hundred forty million, one hundred four thousand, two hundred sixty-four".