26745670432 has 48 divisors (see below), whose sum is σ = 57667135680. Its totient is φ = 12134921472.

The previous prime is 26745670363. The next prime is 26745670447. The reversal of 26745670432 is 23407654762.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520308 + ... + 569395.

It is an arithmetic number, because the mean of its divisors is an integer number (1201398660).

Almost surely, 2^26745670432 is an apocalyptic number.

It is an amenable number.

26745670432 is an abundant number, since it is smaller than the sum of its proper divisors (30921465248).

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

26745670432 is a wasteful number, since it uses less digits than its factorization.

26745670432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089785 (or 1089777 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 46.

The spelling of 26745670432 in words is "twenty-six billion, seven hundred forty-five million, six hundred seventy thousand, four hundred thirty-two".