4255355442 has 96 divisors (see below), whose sum is σ = 10183045248. Its totient is φ = 1178631168.

The previous prime is 4255355407. The next prime is 4255355443. The reversal of 4255355442 is 2445535524.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 4255355442.

It is not an unprimeable number, because it can be changed into a prime (4255355443) 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 47 ways as a sum of consecutive naturals, for example, 391108 + ... + 401840.

It is an arithmetic number, because the mean of its divisors is an integer number (106073388).

Almost surely, 2^4255355442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4255355442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5091522624).

4255355442 is an abundant number, since it is smaller than the sum of its proper divisors (5927689806).

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

4255355442 is a wasteful number, since it uses less digits than its factorization.

4255355442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10804 (or 10791 counting only the distinct ones).

The product of its digits is 480000, while the sum is 39.

The square root of 4255355442 is about 65233.0854858177. The cubic root of 4255355442 is about 1620.4859896892.

The spelling of 4255355442 in words is "four billion, two hundred fifty-five million, three hundred fifty-five thousand, four hundred forty-two".