368655666 has 16 divisors (see below), whose sum is σ = 737504544. Its totient is φ = 122853024.

The previous prime is 368655653. The next prime is 368655697. The reversal of 368655666 is 666556863.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32361 + ... + 42243.

It is an arithmetic number, because the mean of its divisors is an integer number (46094034).

Almost surely, 2^368655666 is an apocalyptic number.

368655666 is an abundant number, since it is smaller than the sum of its proper divisors (368848878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

368655666 is a wasteful number, since it uses less digits than its factorization.

368655666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16105.

The product of its digits is 4665600, while the sum is 51.

The square root of 368655666 is about 19200.4079644158. The cubic root of 368655666 is about 717.0349163780.

The spelling of 368655666 in words is "three hundred sixty-eight million, six hundred fifty-five thousand, six hundred sixty-six".