2256144093889 has 32 divisors (see below), whose sum is σ = 2652957683712. Its totient is φ = 1878382224000.

The previous prime is 2256144093883. The next prime is 2256144093919. The reversal of 2256144093889 is 9883904416522.

It is a cyclic number.

It is not a de Polignac number, because 2256144093889 - 2²⁵ = 2256110539457 is a prime.

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2256144093883) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119067114 + ... + 119086060.

It is an arithmetic number, because the mean of its divisors is an integer number (82904927616).

Almost surely, 2^{2256144093889} is an apocalyptic number.

It is an amenable number.

2256144093889 is a deficient number, since it is larger than the sum of its proper divisors (396813589823).

2256144093889 is a wasteful number, since it uses less digits than its factorization.

2256144093889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20797.

The product of its (nonzero) digits is 29859840, while the sum is 61.

The spelling of 2256144093889 in words is "two trillion, two hundred fifty-six billion, one hundred forty-four million, ninety-three thousand, eight hundred eighty-nine".