166670860163374 has 64 divisors (see below), whose sum is σ = 305468510764032. Its totient is φ = 66646774022400.

The previous prime is 166670860163369. The next prime is 166670860163383. The reversal of 166670860163374 is 473361068076661.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75844764 + ... + 78011344.

It is an arithmetic number, because the mean of its divisors is an integer number (4772945480688).

Almost surely, 2^{166670860163374} is an apocalyptic number.

166670860163374 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

166670860163374 is a deficient number, since it is larger than the sum of its proper divisors (138797650600658).

166670860163374 is a wasteful number, since it uses less digits than its factorization.

166670860163374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172481.

The product of its (nonzero) digits is 109734912, while the sum is 64.

The spelling of 166670860163374 in words is "one hundred sixty-six trillion, six hundred seventy billion, eight hundred sixty million, one hundred sixty-three thousand, three hundred seventy-four".