5512323621 has 64 divisors (see below), whose sum is σ = 8890351616. Its totient is φ = 2971987200.

The previous prime is 5512323613. The next prime is 5512323709. The reversal of 5512323621 is 1263232155.

It is not a de Polignac number, because 5512323621 - 2³ = 5512323613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5512313621) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5042751 + ... + 5043843.

It is an arithmetic number, because the mean of its divisors is an integer number (138911744).

Almost surely, 2^5512323621 is an apocalyptic number.

It is an amenable number.

5512323621 is a deficient number, since it is larger than the sum of its proper divisors (3378027995).

5512323621 is a wasteful number, since it uses less digits than its factorization.

5512323621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322.

The product of its digits is 10800, while the sum is 30.

The square root of 5512323621 is about 74245.0242171150. The cubic root of 5512323621 is about 1766.4915682915.

Adding to 5512323621 its reverse (1263232155), we get a palindrome (6775555776).

The spelling of 5512323621 in words is "five billion, five hundred twelve million, three hundred twenty-three thousand, six hundred twenty-one".