4255426644 has 48 divisors (see below), whose sum is σ = 11361237888. Its totient is φ = 1214396928.

The previous prime is 4255426603. The next prime is 4255426661. The reversal of 4255426644 is 4466245524.

4255426644 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 a junction number, because it is equal to n+sod(n) for n = 4255426596 and 4255426605.

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, 42432 + ... + 101544.

It is an arithmetic number, because the mean of its divisors is an integer number (236692456).

Almost surely, 2^4255426644 is an apocalyptic number.

It is an amenable number.

4255426644 is an abundant number, since it is smaller than the sum of its proper divisors (7105811244).

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

4255426644 is a wasteful number, since it uses less digits than its factorization.

4255426644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59984 (or 59982 counting only the distinct ones).

The product of its digits is 921600, while the sum is 42.

The square root of 4255426644 is about 65233.6312342031. The cubic root of 4255426644 is about 1620.4950278062.

The spelling of 4255426644 in words is "four billion, two hundred fifty-five million, four hundred twenty-six thousand, six hundred forty-four".