9471875666 has 16 divisors (see below), whose sum is σ = 15572897568. Its totient is φ = 4284991200.

The previous prime is 9471875659. The next prime is 9471875683. The reversal of 9471875666 is 6665781749.

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, 1015595 + ... + 1024878.

It is an arithmetic number, because the mean of its divisors is an integer number (973306098).

Almost surely, 2^9471875666 is an apocalyptic number.

9471875666 is a deficient number, since it is larger than the sum of its proper divisors (6101021902).

9471875666 is a wasteful number, since it uses less digits than its factorization.

9471875666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2040697.

The product of its digits is 15240960, while the sum is 59.

The square root of 9471875666 is about 97323.5617206851. The cubic root of 9471875666 is about 2115.8197312429.

The spelling of 9471875666 in words is "nine billion, four hundred seventy-one million, eight hundred seventy-five thousand, six hundred sixty-six".