553213224111443 has 4 divisors (see below), whose sum is σ = 632243684698800. Its totient is φ = 474182763524088.

The previous prime is 553213224111421. The next prime is 553213224111451. The reversal of 553213224111443 is 344111422312355.

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 553213224111443 - 2¹² = 553213224107347 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 553213224111443.

It is not an unprimeable number, because it can be changed into a prime (553213224111463) 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, 39515230293668 + ... + 39515230293681.

It is an arithmetic number, because the mean of its divisors is an integer number (158060921174700).

Almost surely, 2^{553213224111443} is an apocalyptic number.

553213224111443 is a deficient number, since it is larger than the sum of its proper divisors (79030460587357).

553213224111443 is an equidigital number, since it uses as much as digits as its factorization.

553213224111443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79030460587356.

The product of its digits is 345600, while the sum is 41.

Adding to 553213224111443 its reverse (344111422312355), we get a palindrome (897324646423798).

The spelling of 553213224111443 in words is "five hundred fifty-three trillion, two hundred thirteen billion, two hundred twenty-four million, one hundred eleven thousand, four hundred forty-three".