20446414713 has 10 divisors (see below), whose sum is σ = 30543409754. Its totient is φ = 13630943088.

The previous prime is 20446414697. The next prime is 20446414717. The reversal of 20446414713 is 31741464402.

20446414713 is a `hidden beast` number, since 2 + 0 + 4 + 4 + 641 + 4 + 7 + 1 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20418409449 + 28005264 = 142893^2 + 5292^2 .

It is not a de Polignac number, because 20446414713 - 2⁴ = 20446414697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20446414717) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 126212356 + ... + 126212517.

Almost surely, 2^20446414713 is an apocalyptic number.

It is an amenable number.

20446414713 is a deficient number, since it is larger than the sum of its proper divisors (10096995041).

20446414713 is an equidigital number, since it uses as much as digits as its factorization.

20446414713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252424885 (or 252424876 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The spelling of 20446414713 in words is "twenty billion, four hundred forty-six million, four hundred fourteen thousand, seven hundred thirteen".