52226213533 has 4 divisors (see below), whose sum is σ = 56243614588. Its totient is φ = 48208812480.

The previous prime is 52226213531. The next prime is 52226213549. The reversal of 52226213533 is 33531262225.

It is a happy number.

52226213533 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 15230768569 + 36995444964 = 123413^2 + 192342^2 .

It is a cyclic number.

It is not a de Polignac number, because 52226213533 - 2¹ = 52226213531 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 (52226213531) 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, 2008700508 + ... + 2008700533.

It is an arithmetic number, because the mean of its divisors is an integer number (14060903647).

Almost surely, 2^52226213533 is an apocalyptic number.

It is an amenable number.

52226213533 is a deficient number, since it is larger than the sum of its proper divisors (4017401055).

52226213533 is a wasteful number, since it uses less digits than its factorization.

52226213533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4017401054.

The product of its digits is 64800, while the sum is 34.

Adding to 52226213533 its reverse (33531262225), we get a palindrome (85757475758).

The spelling of 52226213533 in words is "fifty-two billion, two hundred twenty-six million, two hundred thirteen thousand, five hundred thirty-three".