5555110166 has 4 divisors (see below), whose sum is σ = 8332665252. Its totient is φ = 2777555082.

The previous prime is 5555110157. The next prime is 5555110207. The reversal of 5555110166 is 6610115555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6610115555 = 5 ⋅1322023111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1388777540 + ... + 1388777543.

It is an arithmetic number, because the mean of its divisors is an integer number (2083166313).

Almost surely, 2^5555110166 is an apocalyptic number.

5555110166 is a deficient number, since it is larger than the sum of its proper divisors (2777555086).

5555110166 is a wasteful number, since it uses less digits than its factorization.

5555110166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2777555085.

The product of its (nonzero) digits is 22500, while the sum is 35.

The square root of 5555110166 is about 74532.6114261402. The cubic root of 5555110166 is about 1771.0502843367.

The spelling of 5555110166 in words is "five billion, five hundred fifty-five million, one hundred ten thousand, one hundred sixty-six".