2000068406641 has 2 divisors, whose sum is σ = 2000068406642. Its totient is φ = 2000068406640.

The previous prime is 2000068406569. The next prime is 2000068406659. The reversal of 2000068406641 is 1466048600002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1799099103025 + 200969303616 = 1341305^2 + 448296^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000068406641 - 2²⁵ = 2000034852209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2000068406641.

It is not a weakly prime, because it can be changed into another prime (2000068406741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000034203320 + 1000034203321.

It is an arithmetic number, because the mean of its divisors is an integer number (1000034203321).

Almost surely, 2^{2000068406641} is an apocalyptic number.

It is an amenable number.

2000068406641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000068406641 is an equidigital number, since it uses as much as digits as its factorization.

2000068406641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 2000068406641 in words is "two trillion, sixty-eight million, four hundred six thousand, six hundred forty-one".