20053101968762 has 16 divisors (see below), whose sum is σ = 30525874439400. Its totient is φ = 9878612325120.

The previous prime is 20053101968749. The next prime is 20053101968797. The reversal of 20053101968762 is 26786910135002.

It is a happy number.

It is a Cunningham number, because it is equal to 4478069²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 19592317595041 + 460784373721 = 4426321^2 + 678811^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20053101968762.

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, 200408837 + ... + 200508872.

Almost surely, 2^{20053101968762} is an apocalyptic number.

20053101968762 is a deficient number, since it is larger than the sum of its proper divisors (10472772470638).

20053101968762 is a wasteful number, since it uses less digits than its factorization.

20053101968762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400918081.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 20053101968762 in words is "twenty trillion, fifty-three billion, one hundred one million, nine hundred sixty-eight thousand, seven hundred sixty-two".