5502960613921 has 27 divisors (see below), whose sum is σ = 5959523338041. Its totient is φ = 5080749473184.

The previous prime is 5502960613901. The next prime is 5502960613951. The reversal of 5502960613921 is 1293160692055.

The square root of 5502960613921 is 2345839.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1790926445025 + 3712034168896 = 1338255^2 + 1926664^2 .

It is not a de Polignac number, because 5502960613921 - 2⁵ = 5502960613889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5502960613901) 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 26 ways as a sum of consecutive naturals, for example, 1564672855 + ... + 1564676371.

Almost surely, 2^{5502960613921} is an apocalyptic number.

5502960613921 is the 2345839-th square number.

5502960613921 is the 1172920-th centered octagonal number.

It is an amenable number.

5502960613921 is a deficient number, since it is larger than the sum of its proper divisors (456562724120).

5502960613921 is an frugal number, since it uses more digits than its factorization.

5502960613921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7138 (or 3569 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 49.

Multiplying 5502960613921 by its sum of digits (49), we get a square (269645070082129 = 16420873²).

The spelling of 5502960613921 in words is "five trillion, five hundred two billion, nine hundred sixty million, six hundred thirteen thousand, nine hundred twenty-one".