4421513152 has 28 divisors (see below), whose sum is σ = 10027361200. Its totient is φ = 1894934016.

The previous prime is 4421513137. The next prime is 4421513177. The reversal of 4421513152 is 2513151244.

It is a tau number, because it is divible by the number of its divisors (28).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 4421513152.

It is a congruent number.

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, 4934277 + ... + 4935172.

Almost surely, 2^4421513152 is an apocalyptic number.

It is an amenable number.

4421513152 is an abundant number, since it is smaller than the sum of its proper divisors (5605848048).

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

4421513152 is an equidigital number, since it uses as much as digits as its factorization.

4421513152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9869468 (or 9869458 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 4421513152 is about 66494.4595586730. The cubic root of 4421513152 is about 1641.3088342215.

Adding to 4421513152 its reverse (2513151244), we get a palindrome (6934664396).

The spelling of 4421513152 in words is "four billion, four hundred twenty-one million, five hundred thirteen thousand, one hundred fifty-two".