4285213156666 has 16 divisors (see below), whose sum is σ = 6936718924800. Its totient is φ = 1973661682608.

The previous prime is 4285213156613. The next prime is 4285213156673. The reversal of 4285213156666 is 6666513125824.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172029186 + ... + 172054093.

It is an arithmetic number, because the mean of its divisors is an integer number (433544932800).

Almost surely, 2^{4285213156666} is an apocalyptic number.

4285213156666 is a deficient number, since it is larger than the sum of its proper divisors (2651505768134).

4285213156666 is a wasteful number, since it uses less digits than its factorization.

4285213156666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344083773.

The product of its digits is 12441600, while the sum is 55.

The spelling of 4285213156666 in words is "four trillion, two hundred eighty-five billion, two hundred thirteen million, one hundred fifty-six thousand, six hundred sixty-six".