2668677333901 has 2 divisors, whose sum is σ = 2668677333902. Its totient is φ = 2668677333900.

The previous prime is 2668677333821. The next prime is 2668677333967. The reversal of 2668677333901 is 1093337768662.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2606452031401 + 62225302500 = 1614451^2 + 249450^2 .

It is a cyclic number.

It is not a de Polignac number, because 2668677333901 - 2¹⁵ = 2668677301133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2668677333901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2668677333701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1334338666950 + 1334338666951.

It is an arithmetic number, because the mean of its divisors is an integer number (1334338666951).

Almost surely, 2^{2668677333901} is an apocalyptic number.

It is an amenable number.

2668677333901 is a deficient number, since it is larger than the sum of its proper divisors (1).

2668677333901 is an equidigital number, since it uses as much as digits as its factorization.

2668677333901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41150592, while the sum is 61.

The spelling of 2668677333901 in words is "two trillion, six hundred sixty-eight billion, six hundred seventy-seven million, three hundred thirty-three thousand, nine hundred one".