53573064365 has 4 divisors (see below), whose sum is σ = 64287677244. Its totient is φ = 42858451488.

The previous prime is 53573064329. The next prime is 53573064367. The reversal of 53573064365 is 56346037535.

It is a happy number.

53573064365 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13503834436 + 40069229929 = 116206^2 + 200173^2 .

It is a cyclic number.

It is not a de Polignac number, because 53573064365 - 2²⁰ = 53572015789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53573064367) 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, 5357306432 + ... + 5357306441.

It is an arithmetic number, because the mean of its divisors is an integer number (16071919311).

Almost surely, 2^53573064365 is an apocalyptic number.

It is an amenable number.

53573064365 is a deficient number, since it is larger than the sum of its proper divisors (10714612879).

53573064365 is a wasteful number, since it uses less digits than its factorization.

53573064365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10714612878.

The product of its (nonzero) digits is 3402000, while the sum is 47.

The spelling of 53573064365 in words is "fifty-three billion, five hundred seventy-three million, sixty-four thousand, three hundred sixty-five".