5645702563265 has 16 divisors (see below), whose sum is σ = 6801222086208. Its totient is φ = 4499005336896.

The previous prime is 5645702563181. The next prime is 5645702563301. The reversal of 5645702563265 is 5623652075465.

It is a cyclic number.

It is not a de Polignac number, because 5645702563265 - 2¹⁸ = 5645702301121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5645702563265.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287867 + ... + 3372576.

It is an arithmetic number, because the mean of its divisors is an integer number (425076380388).

Almost surely, 2^{5645702563265} is an apocalyptic number.

It is an amenable number.

5645702563265 is a deficient number, since it is larger than the sum of its proper divisors (1155519522943).

5645702563265 is a wasteful number, since it uses less digits than its factorization.

5645702563265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3661648.

The product of its (nonzero) digits is 45360000, while the sum is 56.

The spelling of 5645702563265 in words is "five trillion, six hundred forty-five billion, seven hundred two million, five hundred sixty-three thousand, two hundred sixty-five".