166450044 has 12 divisors (see below), whose sum is σ = 388383464. Its totient is φ = 55483344.

The previous prime is 166450019. The next prime is 166450061. The reversal of 166450044 is 440054661.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 166449993 and 166450020.

It is a congruent number.

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, 6935407 + ... + 6935430.

Almost surely, 2^166450044 is an apocalyptic number.

It is an amenable number.

166450044 is an abundant number, since it is smaller than the sum of its proper divisors (221933420).

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

166450044 is a wasteful number, since it uses less digits than its factorization.

166450044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13870844 (or 13870842 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 166450044 is about 12901.5519996627. The cubic root of 166450044 is about 550.0826806831.

The spelling of 166450044 in words is "one hundred sixty-six million, four hundred fifty thousand, forty-four".