55110033 has 24 divisors (see below), whose sum is σ = 89646336. Its totient is φ = 32320800.

The previous prime is 55109993. The next prime is 55110037. The reversal of 55110033 is 33001155.

It is a happy number.

It is not a de Polignac number, because 55110033 - 2⁶ = 55109969 is a prime.

It is a super-2 number, since 2×55110033² = 6074231474522178, which contains 22 as substring.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 55109988 and 55110015.

It is not an unprimeable number, because it can be changed into a prime (55110037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5910 + ... + 12047.

It is an arithmetic number, because the mean of its divisors is an integer number (3735264).

Almost surely, 2^55110033 is an apocalyptic number.

It is an amenable number.

55110033 is a deficient number, since it is larger than the sum of its proper divisors (34536303).

55110033 is a wasteful number, since it uses less digits than its factorization.

55110033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18005 (or 18002 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 18.

The square root of 55110033 is about 7423.6132038247. The cubic root of 55110033 is about 380.5486833654.

Adding to 55110033 its reverse (33001155), we get a palindrome (88111188).

The spelling of 55110033 in words is "fifty-five million, one hundred ten thousand, thirty-three".