143166664 has 16 divisors (see below), whose sum is σ = 270370800. Its totient is φ = 71067792.

The previous prime is 143166637. The next prime is 143166671. The reversal of 143166664 is 466661341.

143166664 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63262 + ... + 65485.

It is an arithmetic number, because the mean of its divisors is an integer number (16898175).

Almost surely, 2^143166664 is an apocalyptic number.

It is an amenable number.

143166664 is a deficient number, since it is larger than the sum of its proper divisors (127204136).

143166664 is a wasteful number, since it uses less digits than its factorization.

143166664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128892 (or 128888 counting only the distinct ones).

The product of its digits is 62208, while the sum is 37.

The square root of 143166664 is about 11965.2272857644. The cubic root of 143166664 is about 523.1352303958.

The spelling of 143166664 in words is "one hundred forty-three million, one hundred sixty-six thousand, six hundred sixty-four".