26413723664 has 20 divisors (see below), whose sum is σ = 53401659456. Its totient is φ = 12632650272.

The previous prime is 26413723597. The next prime is 26413723669. The reversal of 26413723664 is 46632731462.

It is a super-3 number, since 3×26413723664³ (a number of 32 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (26413723669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35887844 + ... + 35888579.

Almost surely, 2^26413723664 is an apocalyptic number.

It is an amenable number.

26413723664 is an abundant number, since it is smaller than the sum of its proper divisors (26987935792).

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

26413723664 is a wasteful number, since it uses less digits than its factorization.

26413723664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71776454 (or 71776448 counting only the distinct ones).

The product of its digits is 870912, while the sum is 44.

The spelling of 26413723664 in words is "twenty-six billion, four hundred thirteen million, seven hundred twenty-three thousand, six hundred sixty-four".