20886000959 has 2 divisors, whose sum is σ = 20886000960. Its totient is φ = 20886000958.

The previous prime is 20886000943. The next prime is 20886000983. The reversal of 20886000959 is 95900068802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20886000959 - 2⁴ = 20886000943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20886000559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10443000479 + 10443000480.

It is an arithmetic number, because the mean of its divisors is an integer number (10443000480).

Almost surely, 2^20886000959 is an apocalyptic number.

20886000959 is a deficient number, since it is larger than the sum of its proper divisors (1).

20886000959 is an equidigital number, since it uses as much as digits as its factorization.

20886000959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 20886000959 in words is "twenty billion, eight hundred eighty-six million, nine hundred fifty-nine", and thus it is an aban number.