26856881032 has 16 divisors (see below), whose sum is σ = 50617570140. Its totient is φ = 13358862336.

The previous prime is 26856881003. The next prime is 26856881053. The reversal of 26856881032 is 23018865862.

It can be written as a sum of positive squares in 2 ways, for example, as 26642727076 + 214153956 = 163226^2 + 14634^2 .

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, 8695633 + ... + 8698720.

Almost surely, 2^26856881032 is an apocalyptic number.

It is an amenable number.

26856881032 is a deficient number, since it is larger than the sum of its proper divisors (23760689108).

26856881032 is a wasteful number, since it uses less digits than its factorization.

26856881032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17394552 (or 17394548 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 49.

The spelling of 26856881032 in words is "twenty-six billion, eight hundred fifty-six million, eight hundred eighty-one thousand, thirty-two".