20116645992763 has 2 divisors, whose sum is σ = 20116645992764. Its totient is φ = 20116645992762.

The previous prime is 20116645992731. The next prime is 20116645992767. The reversal of 20116645992763 is 36729954661102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20116645992763 - 2⁵ = 20116645992731 is a prime.

It is not a weakly prime, because it can be changed into another prime (20116645992767) by changing a digit.

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 as a sum of consecutive naturals, namely, 10058322996381 + 10058322996382.

It is an arithmetic number, because the mean of its divisors is an integer number (10058322996382).

Almost surely, 2^{20116645992763} is an apocalyptic number.

20116645992763 is a deficient number, since it is larger than the sum of its proper divisors (1).

20116645992763 is an equidigital number, since it uses as much as digits as its factorization.

20116645992763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29393280, while the sum is 61.

The spelling of 20116645992763 in words is "twenty trillion, one hundred sixteen billion, six hundred forty-five million, nine hundred ninety-two thousand, seven hundred sixty-three".