256226324032 has 56 divisors (see below), whose sum is σ = 592048616256. Its totient is φ = 107739360768.

The previous prime is 256226324027. The next prime is 256226324033. The reversal of 256226324032 is 230423622652.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 256226323982 and 256226324000.

It is not an unprimeable number, because it can be changed into a prime (256226324033) 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, 5371858 + ... + 5419345.

Almost surely, 2^256226324032 is an apocalyptic number.

It is an amenable number.

256226324032 is an abundant number, since it is smaller than the sum of its proper divisors (335822292224).

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

256226324032 is a wasteful number, since it uses less digits than its factorization.

256226324032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10791275 (or 10791265 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 256226324032 its reverse (230423622652), we get a palindrome (486649946684).

The spelling of 256226324032 in words is "two hundred fifty-six billion, two hundred twenty-six million, three hundred twenty-four thousand, thirty-two".