2681650773101 has 2 divisors, whose sum is σ = 2681650773102. Its totient is φ = 2681650773100.

The previous prime is 2681650773089. The next prime is 2681650773149. The reversal of 2681650773101 is 1013770561862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2265329020201 + 416321752900 = 1505101^2 + 645230^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2681650773101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2681650773701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1340825386550 + 1340825386551.

It is an arithmetic number, because the mean of its divisors is an integer number (1340825386551).

Almost surely, 2^{2681650773101} is an apocalyptic number.

It is an amenable number.

2681650773101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2681650773101 is an equidigital number, since it uses as much as digits as its factorization.

2681650773101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 47.

The spelling of 2681650773101 in words is "two trillion, six hundred eighty-one billion, six hundred fifty million, seven hundred seventy-three thousand, one hundred one".