53224421333 has 4 divisors (see below), whose sum is σ = 53331084000. Its totient is φ = 53117758668.

The previous prime is 53224421329. The next prime is 53224421347. The reversal of 53224421333 is 33312442235.

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 53224421333 - 2² = 53224421329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53224421333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53224421353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53330585 + ... + 53331582.

It is an arithmetic number, because the mean of its divisors is an integer number (13332771000).

Almost surely, 2^53224421333 is an apocalyptic number.

It is an amenable number.

53224421333 is a deficient number, since it is larger than the sum of its proper divisors (106662667).

53224421333 is a wasteful number, since it uses less digits than its factorization.

53224421333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106662666.

The product of its digits is 51840, while the sum is 32.

Adding to 53224421333 its reverse (33312442235), we get a palindrome (86536863568).

The spelling of 53224421333 in words is "fifty-three billion, two hundred twenty-four million, four hundred twenty-one thousand, three hundred thirty-three".