20239833112256 has 56 divisors (see below), whose sum is σ = 42551954617536. Its totient is φ = 9518808166400.

The previous prime is 20239833112151. The next prime is 20239833112267. The reversal of 20239833112256 is 65221133893202.

It is a self number, because there is not a number n which added to its sum of digits gives 20239833112256.

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, 3900920 + ... + 7463031.

It is an arithmetic number, because the mean of its divisors is an integer number (759856332456).

Almost surely, 2^{20239833112256} is an apocalyptic number.

It is an amenable number.

20239833112256 is an abundant number, since it is smaller than the sum of its proper divisors (22312121505280).

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

20239833112256 is a wasteful number, since it uses less digits than its factorization.

20239833112256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11365617 (or 11365607 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 20239833112256 in words is "twenty trillion, two hundred thirty-nine billion, eight hundred thirty-three million, one hundred twelve thousand, two hundred fifty-six".