4574444544 has 220 divisors, whose sum is σ = 13797156648. Its totient is φ = 1509580800.

The previous prime is 4574444477. The next prime is 4574444557. The reversal of 4574444544 is 4454444754.

It is a super-2 number, since 2×4574444544² = 41851085772262735872, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4574444544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10865454 + ... + 10865874.

Almost surely, 2^4574444544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4574444544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6898578324).

4574444544 is an abundant number, since it is smaller than the sum of its proper divisors (9222712104).

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

4574444544 is a wasteful number, since it uses less digits than its factorization.

4574444544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584 (or 557 counting only the distinct ones).

The product of its digits is 2867200, while the sum is 45.

The square root of 4574444544 is about 67634.6401188030. The cubic root of 4574444544 is about 1660.0179685479.

The spelling of 4574444544 in words is "four billion, five hundred seventy-four million, four hundred forty-four thousand, five hundred forty-four".