20236622502 has 16 divisors (see below), whose sum is σ = 40498263360. Its totient is φ = 6741371112.

The previous prime is 20236622479. The next prime is 20236622513. The reversal of 20236622502 is 20522663202.

It is a self number, because there is not a number n which added to its sum of digits gives 20236622502.

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 7 ways as a sum of consecutive naturals, for example, 1031908 + ... + 1051335.

It is an arithmetic number, because the mean of its divisors is an integer number (2531141460).

Almost surely, 2^20236622502 is an apocalyptic number.

20236622502 is an abundant number, since it is smaller than the sum of its proper divisors (20261640858).

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

20236622502 is a wasteful number, since it uses less digits than its factorization.

20236622502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084867.

The product of its (nonzero) digits is 17280, while the sum is 30.

The spelling of 20236622502 in words is "twenty billion, two hundred thirty-six million, six hundred twenty-two thousand, five hundred two".