5545551221233 has 8 divisors (see below), whose sum is σ = 5838120511200. Its totient is φ = 5253051748608.

The previous prime is 5545551221213. The next prime is 5545551221251. The reversal of 5545551221233 is 3321221555455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5545551221233 - 2⁹ = 5545551220721 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 5545551221233.

It is not an unprimeable number, because it can be changed into a prime (5545551221213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17291248 + ... + 17609041.

It is an arithmetic number, because the mean of its divisors is an integer number (729765063900).

Almost surely, 2^{5545551221233} is an apocalyptic number.

It is an amenable number.

5545551221233 is a deficient number, since it is larger than the sum of its proper divisors (292569289967).

5545551221233 is a wasteful number, since it uses less digits than its factorization.

5545551221233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34908671.

The product of its digits is 900000, while the sum is 43.

Adding to 5545551221233 its reverse (3321221555455), we get a palindrome (8866772776688).

The spelling of 5545551221233 in words is "five trillion, five hundred forty-five billion, five hundred fifty-one million, two hundred twenty-one thousand, two hundred thirty-three".