20416002266329 has 2 divisors, whose sum is σ = 20416002266330. Its totient is φ = 20416002266328.

The previous prime is 20416002266291. The next prime is 20416002266347. The reversal of 20416002266329 is 92366220061402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14607531120400 + 5808471145929 = 3821980^2 + 2410077^2 .

It is a cyclic number.

It is not a de Polignac number, because 20416002266329 - 2¹⁷ = 20416002135257 is a prime.

It is not a weakly prime, because it can be changed into another prime (20416002266389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10208001133164 + 10208001133165.

It is an arithmetic number, because the mean of its divisors is an integer number (10208001133165).

Almost surely, 2^{20416002266329} is an apocalyptic number.

It is an amenable number.

20416002266329 is a deficient number, since it is larger than the sum of its proper divisors (1).

20416002266329 is an equidigital number, since it uses as much as digits as its factorization.

20416002266329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 20416002266329 in words is "twenty trillion, four hundred sixteen billion, two million, two hundred sixty-six thousand, three hundred twenty-nine".