2163264948497 has 2 divisors, whose sum is σ = 2163264948498. Its totient is φ = 2163264948496.

The previous prime is 2163264948443. The next prime is 2163264948517. The reversal of 2163264948497 is 7948494623612.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1759679187841 + 403585760656 = 1326529^2 + 635284^2 .

It is a cyclic number.

It is not a de Polignac number, because 2163264948497 - 2⁶ = 2163264948433 is a prime.

It is not a weakly prime, because it can be changed into another prime (2163264948407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1081632474248 + 1081632474249.

It is an arithmetic number, because the mean of its divisors is an integer number (1081632474249).

Almost surely, 2^{2163264948497} is an apocalyptic number.

It is an amenable number.

2163264948497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2163264948497 is an equidigital number, since it uses as much as digits as its factorization.

2163264948497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 125411328, while the sum is 65.

The spelling of 2163264948497 in words is "two trillion, one hundred sixty-three billion, two hundred sixty-four million, nine hundred forty-eight thousand, four hundred ninety-seven".