20117625641010 has 24 divisors (see below), whose sum is σ = 52305826666860. Its totient is φ = 5364700170912.

The previous prime is 20117625640951. The next prime is 20117625641063. The reversal of 20117625641010 is 1014652671102.

20117625641010 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 7 + 6 + 2 + 5 + 641 + 0 + 1 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19967733549729 + 149892091281 = 4468527^2 + 387159^2 .

It is a super-2 number, since 2×20117625641010² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111764586805 + ... + 111764586984.

Almost surely, 2^{20117625641010} is an apocalyptic number.

20117625641010 is an abundant number, since it is smaller than the sum of its proper divisors (32188201025850).

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

20117625641010 is a wasteful number, since it uses less digits than its factorization.

20117625641010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223529173802 (or 223529173799 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 20117625641010 in words is "twenty trillion, one hundred seventeen billion, six hundred twenty-five million, six hundred forty-one thousand, ten".