5144633221 has 32 divisors (see below), whose sum is σ = 6423216128. Its totient is φ = 4012182720.

The previous prime is 5144633201. The next prime is 5144633237. The reversal of 5144633221 is 1223364415.

It is not a de Polignac number, because 5144633221 - 2²³ = 5136244613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5144633201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1882426 + ... + 1885156.

It is an arithmetic number, because the mean of its divisors is an integer number (200725504).

Almost surely, 2^5144633221 is an apocalyptic number.

It is an amenable number.

5144633221 is a deficient number, since it is larger than the sum of its proper divisors (1278582907).

5144633221 is a wasteful number, since it uses less digits than its factorization.

5144633221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3041.

The product of its digits is 17280, while the sum is 31.

The square root of 5144633221 is about 71726.0986043435. The cubic root of 5144633221 is about 1726.3074281631.

Adding to 5144633221 its reverse (1223364415), we get a palindrome (6367997636).

The spelling of 5144633221 in words is "five billion, one hundred forty-four million, six hundred thirty-three thousand, two hundred twenty-one".