4521544022 has 16 divisors (see below), whose sum is σ = 6866726832. Its totient is φ = 2232656640.

The previous prime is 4521544021. The next prime is 4521544037. The reversal of 4521544022 is 2204451254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4521544021) by changing a digit.

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, 690122 + ... + 696642.

It is an arithmetic number, because the mean of its divisors is an integer number (429170427).

Almost surely, 2^4521544022 is an apocalyptic number.

4521544022 is a deficient number, since it is larger than the sum of its proper divisors (2345182810).

4521544022 is a wasteful number, since it uses less digits than its factorization.

4521544022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10783.

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 4521544022 is about 67242.4272464937. The cubic root of 4521544022 is about 1653.5941270539.

Adding to 4521544022 its reverse (2204451254), we get a palindrome (6725995276).

The spelling of 4521544022 in words is "four billion, five hundred twenty-one million, five hundred forty-four thousand, twenty-two".