8350289386666 has 16 divisors (see below), whose sum is σ = 12723996522240. Its totient is φ = 4109290651440.

The previous prime is 8350289386613. The next prime is 8350289386679. The reversal of 8350289386666 is 6666839820538.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 8350289386595 and 8350289386604.

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, 83309430 + ... + 83409601.

It is an arithmetic number, because the mean of its divisors is an integer number (795249782640).

Almost surely, 2^{8350289386666} is an apocalyptic number.

8350289386666 is a deficient number, since it is larger than the sum of its proper divisors (4373707135574).

8350289386666 is a wasteful number, since it uses less digits than its factorization.

8350289386666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166719429.

The product of its (nonzero) digits is 537477120, while the sum is 70.

The spelling of 8350289386666 in words is "eight trillion, three hundred fifty billion, two hundred eighty-nine million, three hundred eighty-six thousand, six hundred sixty-six".