20052530236 has 12 divisors (see below), whose sum is σ = 35093508912. Its totient is φ = 10025813408.

The previous prime is 20052530221. The next prime is 20052530257. The reversal of 20052530236 is 63203525002.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 640 + ... + 200263.

It is an arithmetic number, because the mean of its divisors is an integer number (2924459076).

Almost surely, 2^20052530236 is an apocalyptic number.

It is an amenable number.

20052530236 is a deficient number, since it is larger than the sum of its proper divisors (15040978676).

20052530236 is a wasteful number, since it uses less digits than its factorization.

20052530236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225860 (or 225858 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The spelling of 20052530236 in words is "twenty billion, fifty-two million, five hundred thirty thousand, two hundred thirty-six".