4421152553 has 4 divisors (see below), whose sum is σ = 4443369600. Its totient is φ = 4398935508.

The previous prime is 4421152531. The next prime is 4421152577. The reversal of 4421152553 is 3552511244.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4421152553 - 2⁸ = 4421152297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4421152523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11108225 + ... + 11108622.

It is an arithmetic number, because the mean of its divisors is an integer number (1110842400).

Almost surely, 2^4421152553 is an apocalyptic number.

It is an amenable number.

4421152553 is a deficient number, since it is larger than the sum of its proper divisors (22217047).

4421152553 is a wasteful number, since it uses less digits than its factorization.

4421152553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22217046.

The product of its digits is 24000, while the sum is 32.

The square root of 4421152553 is about 66491.7480068016. The cubic root of 4421152553 is about 1641.2642137191.

Adding to 4421152553 its reverse (3552511244), we get a palindrome (7973663797).

The spelling of 4421152553 in words is "four billion, four hundred twenty-one million, one hundred fifty-two thousand, five hundred fifty-three".