4255422864 has 480 divisors, whose sum is σ = 15047036928. Its totient is φ = 1010380800.

The previous prime is 4255422863. The next prime is 4255422877. The reversal of 4255422864 is 4682245524.

4255422864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (4255422863) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 32484079 + ... + 32484209.

Almost surely, 2^4255422864 is an apocalyptic number.

4255422864 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4255422864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7523518464).

4255422864 is an abundant number, since it is smaller than the sum of its proper divisors (10791614064).

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

4255422864 is a wasteful number, since it uses less digits than its factorization.

4255422864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235 (or 218 counting only the distinct ones).

The product of its digits is 614400, while the sum is 42.

The square root of 4255422864 is about 65233.6022614113. The cubic root of 4255422864 is about 1620.4945479896.

The spelling of 4255422864 in words is "four billion, two hundred fifty-five million, four hundred twenty-two thousand, eight hundred sixty-four".