166883877328 has 20 divisors (see below), whose sum is σ = 369528585760. Its totient is φ = 71521661664.

The previous prime is 166883877289. The next prime is 166883877337. The reversal of 166883877328 is 823778388661.

166883877328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 745017198 + ... + 745017421.

It is an arithmetic number, because the mean of its divisors is an integer number (18476429288).

Almost surely, 2^166883877328 is an apocalyptic number.

It is an amenable number.

166883877328 is an abundant number, since it is smaller than the sum of its proper divisors (202644708432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166883877328 is a wasteful number, since it uses less digits than its factorization.

166883877328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1490034634 (or 1490034628 counting only the distinct ones).

The product of its digits is 130056192, while the sum is 67.

The spelling of 166883877328 in words is "one hundred sixty-six billion, eight hundred eighty-three million, eight hundred seventy-seven thousand, three hundred twenty-eight".