20013725100005 has 64 divisors (see below), whose sum is σ = 29625325137408. Its totient is φ = 12639511019520.

The previous prime is 20013725099981. The next prime is 20013725100091. The reversal of 20013725100005 is 50000152731002.

It is not a de Polignac number, because 20013725100005 - 2²⁴ = 20013708322789 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 548949737 + ... + 548986193.

It is an arithmetic number, because the mean of its divisors is an integer number (462895705272).

Almost surely, 2^{20013725100005} is an apocalyptic number.

It is an amenable number.

20013725100005 is a deficient number, since it is larger than the sum of its proper divisors (9611600037403).

20013725100005 is a wasteful number, since it uses less digits than its factorization.

20013725100005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39166.

The product of its (nonzero) digits is 2100, while the sum is 26.

Adding to 20013725100005 its reverse (50000152731002), we get a palindrome (70013877831007).

The spelling of 20013725100005 in words is "twenty trillion, thirteen billion, seven hundred twenty-five million, one hundred thousand, five".