166840146588 has 48 divisors (see below), whose sum is σ = 399697562880. Its totient is φ = 54133296000.

The previous prime is 166840146563. The next prime is 166840146589. The reversal of 166840146588 is 885641048661.

166840146588 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 not an unprimeable number, because it can be changed into a prime (166840146589) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 170238 + ... + 602213.

It is an arithmetic number, because the mean of its divisors is an integer number (8327032560).

Almost surely, 2^166840146588 is an apocalyptic number.

It is an amenable number.

166840146588 is an abundant number, since it is smaller than the sum of its proper divisors (232857416292).

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

166840146588 is a wasteful number, since it uses less digits than its factorization.

166840146588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772938 (or 772936 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 57.

The spelling of 166840146588 in words is "one hundred sixty-six billion, eight hundred forty million, one hundred forty-six thousand, five hundred eighty-eight".