5523589621 has 6 divisors (see below), whose sum is σ = 6071383766. Its totient is φ = 5021445000.

The previous prime is 5523589573. The next prime is 5523589649. The reversal of 5523589621 is 1269853255.

It can be written as a sum of positive squares in only one way, i.e., 5318784900 + 204804721 = 72930^2 + 14311^2 .

It is not a de Polignac number, because 5523589621 - 2⁹ = 5523589109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5523589681) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22824630 + ... + 22824871.

Almost surely, 2^5523589621 is an apocalyptic number.

It is an amenable number.

5523589621 is a deficient number, since it is larger than the sum of its proper divisors (547794145).

5523589621 is a wasteful number, since it uses less digits than its factorization.

5523589621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45649523 (or 45649512 counting only the distinct ones).

The product of its digits is 648000, while the sum is 46.

The square root of 5523589621 is about 74320.8558952331. The cubic root of 5523589621 is about 1767.6941918894.

The spelling of 5523589621 in words is "five billion, five hundred twenty-three million, five hundred eighty-nine thousand, six hundred twenty-one".