53222135513 has 4 divisors (see below), whose sum is σ = 56023300560. Its totient is φ = 50420970468.

The previous prime is 53222135509. The next prime is 53222135599. The reversal of 53222135513 is 31553122235.

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 53222135513 - 2² = 53222135509 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 53222135513.

It is not an unprimeable number, because it can be changed into a prime (53222135503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1400582495 + ... + 1400582532.

It is an arithmetic number, because the mean of its divisors is an integer number (14005825140).

Almost surely, 2^53222135513 is an apocalyptic number.

It is an amenable number.

53222135513 is a deficient number, since it is larger than the sum of its proper divisors (2801165047).

53222135513 is a wasteful number, since it uses less digits than its factorization.

53222135513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2801165046.

The product of its digits is 27000, while the sum is 32.

Adding to 53222135513 its reverse (31553122235), we get a palindrome (84775257748).

The spelling of 53222135513 in words is "fifty-three billion, two hundred twenty-two million, one hundred thirty-five thousand, five hundred thirteen".