256500424410112 has 88 divisors (see below), whose sum is σ = 526621741334360. Its totient is φ = 124780847431680.

The previous prime is 256500424410103. The next prime is 256500424410133. The reversal of 256500424410112 is 211014424005652.

It can be written as a sum of positive squares in 4 ways, for example, as 123884379472896 + 132616044937216 = 11130336^2 + 11515904^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2384200162 + ... + 2384307742.

Almost surely, 2^{256500424410112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 256500424410112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263310870667180).

256500424410112 is an abundant number, since it is smaller than the sum of its proper divisors (270121316924248).

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

256500424410112 is a wasteful number, since it uses less digits than its factorization.

256500424410112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170567 (or 170549 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

Adding to 256500424410112 its reverse (211014424005652), we get a palindrome (467514848415764).

The spelling of 256500424410112 in words is "two hundred fifty-six trillion, five hundred billion, four hundred twenty-four million, four hundred ten thousand, one hundred twelve".