20950118739795 has 16 divisors (see below), whose sum is σ = 38308788552960. Its totient is φ = 9577197138144.

The previous prime is 20950118739761. The next prime is 20950118739811. The reversal of 20950118739795 is 59793781105902.

It is not a de Polignac number, because 20950118739795 - 2⁶ = 20950118739731 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99762470085 + ... + 99762470294.

It is an arithmetic number, because the mean of its divisors is an integer number (2394299284560).

Almost surely, 2^{20950118739795} is an apocalyptic number.

20950118739795 is a deficient number, since it is larger than the sum of its proper divisors (17358669813165).

20950118739795 is a wasteful number, since it uses less digits than its factorization.

20950118739795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199524940394.

The product of its (nonzero) digits is 42865200, while the sum is 66.

The spelling of 20950118739795 in words is "twenty trillion, nine hundred fifty billion, one hundred eighteen million, seven hundred thirty-nine thousand, seven hundred ninety-five".