166910387098 has 32 divisors (see below), whose sum is σ = 308178380160. Its totient is φ = 66022741440.

The previous prime is 166910387093. The next prime is 166910387099. The reversal of 166910387098 is 890783019661.

166910387098 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (166910387093) 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, 1650973 + ... + 1749151.

It is an arithmetic number, because the mean of its divisors is an integer number (9630574380).

Almost surely, 2^166910387098 is an apocalyptic number.

166910387098 is a deficient number, since it is larger than the sum of its proper divisors (141267993062).

166910387098 is a wasteful number, since it uses less digits than its factorization.

166910387098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107542.

The product of its (nonzero) digits is 3919104, while the sum is 58.

The spelling of 166910387098 in words is "one hundred sixty-six billion, nine hundred ten million, three hundred eighty-seven thousand, ninety-eight".