26745137736 has 16 divisors (see below), whose sum is σ = 66862844400. Its totient is φ = 8915045904.

The previous prime is 26745137707. The next prime is 26745137743. The reversal of 26745137736 is 63773154762.

It is a super-2 number, since 2×26745137736² (a number of 22 digits) contains 22 as substring.

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, 557190346 + ... + 557190393.

It is an arithmetic number, because the mean of its divisors is an integer number (4178927775).

Almost surely, 2^26745137736 is an apocalyptic number.

It is an amenable number.

26745137736 is an abundant number, since it is smaller than the sum of its proper divisors (40117706664).

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

26745137736 is a wasteful number, since it uses less digits than its factorization.

26745137736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114380748 (or 1114380744 counting only the distinct ones).

The product of its digits is 4445280, while the sum is 51.

The spelling of 26745137736 in words is "twenty-six billion, seven hundred forty-five million, one hundred thirty-seven thousand, seven hundred thirty-six".