6522352565 has 4 divisors (see below), whose sum is σ = 7826823084. Its totient is φ = 5217882048.

The previous prime is 6522352553. The next prime is 6522352597. The reversal of 6522352565 is 5652532256.

It is a happy number.

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 4148519281 + 2373833284 = 64409^2 + 48722^2 .

It is a cyclic number.

It is not a de Polignac number, because 6522352565 - 2¹⁶ = 6522287029 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652235252 + ... + 652235261.

It is an arithmetic number, because the mean of its divisors is an integer number (1956705771).

Almost surely, 2^6522352565 is an apocalyptic number.

It is an amenable number.

6522352565 is a deficient number, since it is larger than the sum of its proper divisors (1304470519).

6522352565 is a wasteful number, since it uses less digits than its factorization.

6522352565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304470518.

The product of its digits is 540000, while the sum is 41.

The square root of 6522352565 is about 80761.0832332009. The cubic root of 6522352565 is about 1868.3923923721.

The spelling of 6522352565 in words is "six billion, five hundred twenty-two million, three hundred fifty-two thousand, five hundred sixty-five".