166634360612 has 24 divisors (see below), whose sum is σ = 293882383872. Its totient is φ = 82669248000.

The previous prime is 166634360609. The next prime is 166634360639. The reversal of 166634360612 is 216063436661.

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, 361412 + ... + 681092.

It is an arithmetic number, because the mean of its divisors is an integer number (12245099328).

Almost surely, 2^166634360612 is an apocalyptic number.

It is an amenable number.

166634360612 is a deficient number, since it is larger than the sum of its proper divisors (127248023260).

166634360612 is a wasteful number, since it uses less digits than its factorization.

166634360612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320699 (or 320697 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 44.

The spelling of 166634360612 in words is "one hundred sixty-six billion, six hundred thirty-four million, three hundred sixty thousand, six hundred twelve".