55885170233 has 4 divisors (see below), whose sum is σ = 55901311488. Its totient is φ = 55869028980.

The previous prime is 55885170181. The next prime is 55885170247. The reversal of 55885170233 is 33207158855.

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 55885170233 - 2¹⁰ = 55885169209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55885170283) 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, 8065433 + ... + 8072358.

It is an arithmetic number, because the mean of its divisors is an integer number (13975327872).

Almost surely, 2^55885170233 is an apocalyptic number.

It is an amenable number.

55885170233 is a deficient number, since it is larger than the sum of its proper divisors (16141255).

55885170233 is a wasteful number, since it uses less digits than its factorization.

55885170233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16141254.

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 55885170233 in words is "fifty-five billion, eight hundred eighty-five million, one hundred seventy thousand, two hundred thirty-three".