166070671660615 has 16 divisors (see below), whose sum is σ = 206034273904896. Its totient is φ = 128370263961600.

The previous prime is 166070671660577. The next prime is 166070671660639. The reversal of 166070671660615 is 516066176070661.

It is not a de Polignac number, because 166070671660615 - 2²⁵ = 166070638106183 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 166070671660615.

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 15 ways as a sum of consecutive naturals, for example, 835644552 + ... + 835843261.

It is an arithmetic number, because the mean of its divisors is an integer number (12877142119056).

Almost surely, 2^{166070671660615} is an apocalyptic number.

166070671660615 is a deficient number, since it is larger than the sum of its proper divisors (39963602244281).

166070671660615 is a wasteful number, since it uses less digits than its factorization.

166070671660615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671488490.

The product of its (nonzero) digits is 11430720, while the sum is 58.

The spelling of 166070671660615 in words is "one hundred sixty-six trillion, seventy billion, six hundred seventy-one million, six hundred sixty thousand, six hundred fifteen".