2255799456 has 120 divisors (see below), whose sum is σ = 6648475680. Its totient is φ = 750321792.

The previous prime is 2255799407. The next prime is 2255799463. The reversal of 2255799456 is 6549975522.

2255799456 is a `hidden beast` number, since 2 + 25 + 579 + 9 + 45 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2381575 + ... + 2382521.

It is an arithmetic number, because the mean of its divisors is an integer number (55403964).

Almost surely, 2^2255799456 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 2255799456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3324237840).

2255799456 is an abundant number, since it is smaller than the sum of its proper divisors (4392676224).

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

2255799456 is an equidigital number, since it uses as much as digits as its factorization.

2255799456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1888 (or 1871 counting only the distinct ones).

The product of its digits is 6804000, while the sum is 54.

The square root of 2255799456 is about 47495.2571947979. The cubic root of 2255799456 is about 1311.4955737357.

The spelling of 2255799456 in words is "two billion, two hundred fifty-five million, seven hundred ninety-nine thousand, four hundred fifty-six".