52332223291 has 4 divisors (see below), whose sum is σ = 52665549712. Its totient is φ = 51998896872.

The previous prime is 52332223261. The next prime is 52332223297. The reversal of 52332223291 is 19232223325.

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

It is a cyclic number.

It is not a de Polignac number, because 52332223291 - 2¹³ = 52332215099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52332223297) 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, 166662975 + ... + 166663288.

It is an arithmetic number, because the mean of its divisors is an integer number (13166387428).

Almost surely, 2^52332223291 is an apocalyptic number.

52332223291 is a deficient number, since it is larger than the sum of its proper divisors (333326421).

52332223291 is a wasteful number, since it uses less digits than its factorization.

52332223291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333326420.

The product of its digits is 38880, while the sum is 34.

Adding to 52332223291 its sum of digits (34), we get a palindrome (52332223325).

The spelling of 52332223291 in words is "fifty-two billion, three hundred thirty-two million, two hundred twenty-three thousand, two hundred ninety-one".