2256531345443 has 8 divisors (see below), whose sum is σ = 2285727787200. Its totient is φ = 2227350722688.

The previous prime is 2256531345437. The next prime is 2256531345487. The reversal of 2256531345443 is 3445431356522.

2256531345443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2256531345443 - 2⁶ = 2256531345379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2256531345403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3667478 + ... + 4238331.

It is an arithmetic number, because the mean of its divisors is an integer number (285715973400).

Almost surely, 2^{2256531345443} is an apocalyptic number.

2256531345443 is a deficient number, since it is larger than the sum of its proper divisors (29196441757).

2256531345443 is an equidigital number, since it uses as much as digits as its factorization.

2256531345443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7909501.

The product of its digits is 5184000, while the sum is 47.

The spelling of 2256531345443 in words is "two trillion, two hundred fifty-six billion, five hundred thirty-one million, three hundred forty-five thousand, four hundred forty-three".