2256450056 has 32 divisors (see below), whose sum is σ = 4845000000. Its totient is φ = 965100096.

The previous prime is 2256449999. The next prime is 2256450071. The reversal of 2256450056 is 6500546522.

It is a junction number, because it is equal to n+sod(n) for n = 2256449998 and 2256450025.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12431 + ... + 68318.

It is an arithmetic number, because the mean of its divisors is an integer number (151406250).

Almost surely, 2^2256450056 is an apocalyptic number.

It is an amenable number.

2256450056 is an abundant number, since it is smaller than the sum of its proper divisors (2588549944).

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

2256450056 is a wasteful number, since it uses less digits than its factorization.

2256450056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81261 (or 81257 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 2256450056 is about 47502.1058059535. The cubic root of 2256450056 is about 1311.6216453746.

Adding to 2256450056 its reverse (6500546522), we get a palindrome (8756996578).

The spelling of 2256450056 in words is "two billion, two hundred fifty-six million, four hundred fifty thousand, fifty-six".