256322119133 has 8 divisors (see below), whose sum is σ = 260817889920. Its totient is φ = 251835824880.

The previous prime is 256322119111. The next prime is 256322119153. The reversal of 256322119133 is 331911223652.

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 256322119133 - 2²² = 256317924829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256322119153) 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, 2314553 + ... + 2422766.

It is an arithmetic number, because the mean of its divisors is an integer number (32602236240).

Almost surely, 2^256322119133 is an apocalyptic number.

It is an amenable number.

256322119133 is a deficient number, since it is larger than the sum of its proper divisors (4495770787).

256322119133 is an equidigital number, since it uses as much as digits as its factorization.

256322119133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4738267.

The product of its digits is 58320, while the sum is 38.

The spelling of 256322119133 in words is "two hundred fifty-six billion, three hundred twenty-two million, one hundred nineteen thousand, one hundred thirty-three".