5036535621 has 24 divisors (see below), whose sum is σ = 8087346176. Its totient is φ = 2999423520.

The previous prime is 5036535619. The next prime is 5036535643. The reversal of 5036535621 is 1265356305.

5036535621 is a `hidden beast` number, since 503 + 65 + 35 + 62 + 1 = 666.

It is not a de Polignac number, because 5036535621 - 2¹ = 5036535619 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5036535121) 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 23 ways as a sum of consecutive naturals, for example, 690685 + ... + 697938.

Almost surely, 2^5036535621 is an apocalyptic number.

It is an amenable number.

5036535621 is a deficient number, since it is larger than the sum of its proper divisors (3050810555).

5036535621 is a wasteful number, since it uses less digits than its factorization.

5036535621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388673 (or 1388670 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The square root of 5036535621 is about 70968.5537474169. The cubic root of 5036535621 is about 1714.1308451375.

The spelling of 5036535621 in words is "five billion, thirty-six million, five hundred thirty-five thousand, six hundred twenty-one".