2668312601 has 2 divisors, whose sum is σ = 2668312602. Its totient is φ = 2668312600.

The previous prime is 2668312589. The next prime is 2668312627. The reversal of 2668312601 is 1062138662.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2086296976 + 582015625 = 45676^2 + 24125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2668312601 is a prime.

It is not a weakly prime, because it can be changed into another prime (2668312651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1334156300 + 1334156301.

It is an arithmetic number, because the mean of its divisors is an integer number (1334156301).

Almost surely, 2^2668312601 is an apocalyptic number.

It is an amenable number.

2668312601 is a deficient number, since it is larger than the sum of its proper divisors (1).

2668312601 is an equidigital number, since it uses as much as digits as its factorization.

2668312601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 2668312601 is about 51655.7121817133. The cubic root of 2668312601 is about 1387.0077968036.

The spelling of 2668312601 in words is "two billion, six hundred sixty-eight million, three hundred twelve thousand, six hundred one".