4421455552 has 28 divisors (see below), whose sum is σ = 8864290120. Its totient is φ = 2187933696.

The previous prime is 4421455547. The next prime is 4421455573. The reversal of 4421455552 is 2555541244.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349902 + ... + 362317.

It is an arithmetic number, because the mean of its divisors is an integer number (316581790).

Almost surely, 2^4421455552 is an apocalyptic number.

It is an amenable number.

4421455552 is an abundant number, since it is smaller than the sum of its proper divisors (4442834568).

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

4421455552 is an equidigital number, since it uses as much as digits as its factorization.

4421455552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712328 (or 712318 counting only the distinct ones).

The product of its digits is 160000, while the sum is 37.

The square root of 4421455552 is about 66494.0264384704. The cubic root of 4421455552 is about 1641.3017069632.

Adding to 4421455552 its reverse (2555541244), we get a palindrome (6976996796).

The spelling of 4421455552 in words is "four billion, four hundred twenty-one million, four hundred fifty-five thousand, five hundred fifty-two".