166233045854 has 16 divisors (see below), whose sum is σ = 264096253008. Its totient is φ = 78203889792.

The previous prime is 166233045799. The next prime is 166233045907. The reversal of 166233045854 is 458540332661.

It is a junction number, because it is equal to n+sod(n) for n = 166233045799 and 166233045808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 616589 + ... + 844184.

It is an arithmetic number, because the mean of its divisors is an integer number (16506015813).

Almost surely, 2^166233045854 is an apocalyptic number.

166233045854 is a deficient number, since it is larger than the sum of its proper divisors (97863207154).

166233045854 is a wasteful number, since it uses less digits than its factorization.

166233045854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464139.

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 166233045854 in words is "one hundred sixty-six billion, two hundred thirty-three million, forty-five thousand, eight hundred fifty-four".