5044424451521 has 16 divisors (see below), whose sum is σ = 6352906648704. Its totient is φ = 3898374528384.

The previous prime is 5044424451511. The next prime is 5044424451527. The reversal of 5044424451521 is 1251544244405.

It is a de Polignac number, because none of the positive numbers 2^k-5044424451521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5044424451527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 644568596 + ... + 644576421.

It is an arithmetic number, because the mean of its divisors is an integer number (397056665544).

Almost surely, 2^{5044424451521} is an apocalyptic number.

It is an amenable number.

5044424451521 is a deficient number, since it is larger than the sum of its proper divisors (1308482197183).

5044424451521 is a wasteful number, since it uses less digits than its factorization.

5044424451521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1289145080.

The product of its (nonzero) digits is 512000, while the sum is 41.

Adding to 5044424451521 its reverse (1251544244405), we get a palindrome (6295968695926).

It can be divided in two parts, 5044424 and 451521, that added together give a palindrome (5495945).

The spelling of 5044424451521 in words is "five trillion, forty-four billion, four hundred twenty-four million, four hundred fifty-one thousand, five hundred twenty-one".