5020521636 has 24 divisors (see below), whose sum is σ = 12615670144. Its totient is φ = 1544775840.

The previous prime is 5020521629. The next prime is 5020521691. The reversal of 5020521636 is 6361250205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16091260 + ... + 16091571.

Almost surely, 2^5020521636 is an apocalyptic number.

It is an amenable number.

5020521636 is an abundant number, since it is smaller than the sum of its proper divisors (7595148508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5020521636 is a wasteful number, since it uses less digits than its factorization.

5020521636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32182851 (or 32182849 counting only the distinct ones).

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

The square root of 5020521636 is about 70855.6394085891. The cubic root of 5020521636 is about 1712.3121869509.

The spelling of 5020521636 in words is "five billion, twenty million, five hundred twenty-one thousand, six hundred thirty-six".