2264845806491 has 2 divisors, whose sum is σ = 2264845806492. Its totient is φ = 2264845806490.

The previous prime is 2264845806373. The next prime is 2264845806527. The reversal of 2264845806491 is 1946085484622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2264845806491 - 2¹⁴ = 2264845790107 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2264845806491.

It is not a weakly prime, because it can be changed into another prime (2264845406491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1132422903245 + 1132422903246.

It is an arithmetic number, because the mean of its divisors is an integer number (1132422903246).

Almost surely, 2^{2264845806491} is an apocalyptic number.

2264845806491 is a deficient number, since it is larger than the sum of its proper divisors (1).

2264845806491 is an equidigital number, since it uses as much as digits as its factorization.

2264845806491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26542080, while the sum is 59.

The spelling of 2264845806491 in words is "two trillion, two hundred sixty-four billion, eight hundred forty-five million, eight hundred six thousand, four hundred ninety-one".