4521822144 has 56 divisors (see below), whose sum is σ = 13673132928. Its totient is φ = 1291948800.

The previous prime is 4521822121. The next prime is 4521822169. The reversal of 4521822144 is 4412281254.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1680882 + ... + 1683569.

It is an arithmetic number, because the mean of its divisors is an integer number (244163088).

Almost surely, 2^4521822144 is an apocalyptic number.

It is an amenable number.

4521822144 is an abundant number, since it is smaller than the sum of its proper divisors (9151310784).

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

4521822144 is a wasteful number, since it uses less digits than its factorization.

4521822144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3364473 (or 3364463 counting only the distinct ones).

The product of its digits is 20480, while the sum is 33.

The square root of 4521822144 is about 67244.4952691297. The cubic root of 4521822144 is about 1653.6280307731.

The spelling of 4521822144 in words is "four billion, five hundred twenty-one million, eight hundred twenty-two thousand, one hundred forty-four".