55160666 has 8 divisors (see below), whose sum is σ = 90262944. Its totient is φ = 25073020.

The previous prime is 55160659. The next prime is 55160711. The reversal of 55160666 is 66606155.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1253630 + ... + 1253673.

It is an arithmetic number, because the mean of its divisors is an integer number (11282868).

Almost surely, 2^55160666 is an apocalyptic number.

55160666 is a deficient number, since it is larger than the sum of its proper divisors (35102278).

55160666 is a wasteful number, since it uses less digits than its factorization.

55160666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2507316.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 55160666 is about 7427.0226874569. The cubic root of 55160666 is about 380.6651922383.

The spelling of 55160666 in words is "fifty-five million, one hundred sixty thousand, six hundred sixty-six".