13355224443 has 12 divisors (see below), whose sum is σ = 21044596248. Its totient is φ = 8094075360.

The previous prime is 13355224439. The next prime is 13355224447. The reversal of 13355224443 is 34442255331.

It is an interprime number because it is at equal distance from previous prime (13355224439) and next prime (13355224447).

It is not a de Polignac number, because 13355224443 - 2² = 13355224439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13355224398 and 13355224407.

It is not an unprimeable number, because it can be changed into a prime (13355224447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67450530 + ... + 67450727.

It is an arithmetic number, because the mean of its divisors is an integer number (1753716354).

Almost surely, 2^13355224443 is an apocalyptic number.

13355224443 is a deficient number, since it is larger than the sum of its proper divisors (7689371805).

13355224443 is a wasteful number, since it uses less digits than its factorization.

13355224443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134901274 (or 134901271 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

Adding to 13355224443 its reverse (34442255331), we get a palindrome (47797479774).

The spelling of 13355224443 in words is "thirteen billion, three hundred fifty-five million, two hundred twenty-four thousand, four hundred forty-three".