2165360062573 has 2 divisors, whose sum is σ = 2165360062574. Its totient is φ = 2165360062572.

The previous prime is 2165360062549. The next prime is 2165360062601. The reversal of 2165360062573 is 3752600635612.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2076604927849 + 88755134724 = 1441043^2 + 297918^2 .

It is a cyclic number.

It is not a de Polignac number, because 2165360062573 - 2²⁵ = 2165326508141 is a prime.

It is a super-2 number, since 2×2165360062573² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2165360062543) 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, 1082680031286 + 1082680031287.

It is an arithmetic number, because the mean of its divisors is an integer number (1082680031287).

Almost surely, 2^{2165360062573} is an apocalyptic number.

It is an amenable number.

2165360062573 is a deficient number, since it is larger than the sum of its proper divisors (1).

2165360062573 is an equidigital number, since it uses as much as digits as its factorization.

2165360062573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360800, while the sum is 46.

The spelling of 2165360062573 in words is "two trillion, one hundred sixty-five billion, three hundred sixty million, sixty-two thousand, five hundred seventy-three".