166536044 has 12 divisors (see below), whose sum is σ = 291904368. Its totient is φ = 83134800.

The previous prime is 166536037. The next prime is 166536047. The reversal of 166536044 is 440635661.

It is a junction number, because it is equal to n+sod(n) for n = 166535995 and 166536013.

It is not an unprimeable number, because it can be changed into a prime (166536047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30467 + ... + 35514.

It is an arithmetic number, because the mean of its divisors is an integer number (24325364).

Almost surely, 2^166536044 is an apocalyptic number.

It is an amenable number.

166536044 is a deficient number, since it is larger than the sum of its proper divisors (125368324).

166536044 is a wasteful number, since it uses less digits than its factorization.

166536044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66616 (or 66614 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 166536044 is about 12904.8845016141. The cubic root of 166536044 is about 550.1774017263.

The spelling of 166536044 in words is "one hundred sixty-six million, five hundred thirty-six thousand, forty-four".