2236793522065 has 4 divisors (see below), whose sum is σ = 2684152226484. Its totient is φ = 1789434817648.

The previous prime is 2236793522063. The next prime is 2236793522077. The reversal of 2236793522065 is 5602253976322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1655782179984 + 581011342081 = 1286772^2 + 762241^2 .

It is a cyclic number.

It is not a de Polignac number, because 2236793522065 - 2¹ = 2236793522063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2236793522063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223679352202 + ... + 223679352211.

It is an arithmetic number, because the mean of its divisors is an integer number (671038056621).

Almost surely, 2^{2236793522065} is an apocalyptic number.

It is an amenable number.

2236793522065 is a deficient number, since it is larger than the sum of its proper divisors (447358704419).

2236793522065 is an equidigital number, since it uses as much as digits as its factorization.

2236793522065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447358704418.

The product of its (nonzero) digits is 8164800, while the sum is 52.

The spelling of 2236793522065 in words is "two trillion, two hundred thirty-six billion, seven hundred ninety-three million, five hundred twenty-two thousand, sixty-five".