4256555622 has 32 divisors (see below), whose sum is σ = 9360175104. Its totient is φ = 1279706400.

The previous prime is 4256555609. The next prime is 4256555647. The reversal of 4256555622 is 2265556524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245529 + ... + 262292.

It is an arithmetic number, because the mean of its divisors is an integer number (292505472).

Almost surely, 2^4256555622 is an apocalyptic number.

4256555622 is an abundant number, since it is smaller than the sum of its proper divisors (5103619482).

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

4256555622 is a wasteful number, since it uses less digits than its factorization.

4256555622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507964.

The product of its digits is 720000, while the sum is 42.

The square root of 4256555622 is about 65242.2840035509. The cubic root of 4256555622 is about 1620.6383226014.

The spelling of 4256555622 in words is "four billion, two hundred fifty-six million, five hundred fifty-five thousand, six hundred twenty-two".