52535543213 has 4 divisors (see below), whose sum is σ = 52654134048. Its totient is φ = 52416952380.

The previous prime is 52535543209. The next prime is 52535543227. The reversal of 52535543213 is 31234553525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52535543213 - 2² = 52535543209 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 (52535543243) 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, 59294753 + ... + 59295638.

It is an arithmetic number, because the mean of its divisors is an integer number (13163533512).

Almost surely, 2^52535543213 is an apocalyptic number.

It is an amenable number.

52535543213 is a deficient number, since it is larger than the sum of its proper divisors (118590835).

52535543213 is a wasteful number, since it uses less digits than its factorization.

52535543213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118590834.

The product of its digits is 270000, while the sum is 38.

The spelling of 52535543213 in words is "fifty-two billion, five hundred thirty-five million, five hundred forty-three thousand, two hundred thirteen".