4255623456 has 192 divisors, whose sum is σ = 13379788800. Its totient is φ = 1158727680.

The previous prime is 4255623451. The next prime is 4255623467. The reversal of 4255623456 is 6543265524.

It is a super-2 number, since 2×4255623456² = 36220661998514767872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (4255623451) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1394220 + ... + 1397268.

It is an arithmetic number, because the mean of its divisors is an integer number (69686400).

Almost surely, 2^4255623456 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 4255623456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6689894400).

4255623456 is an abundant number, since it is smaller than the sum of its proper divisors (9124165344).

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

4255623456 is a wasteful number, since it uses less digits than its factorization.

4255623456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3167 (or 3159 counting only the distinct ones).

The product of its digits is 864000, while the sum is 42.

The square root of 4255623456 is about 65235.1397331224. The cubic root of 4255623456 is about 1620.5200098645.

The spelling of 4255623456 in words is "four billion, two hundred fifty-five million, six hundred twenty-three thousand, four hundred fifty-six".