166945046 has 8 divisors (see below), whose sum is σ = 250582080. Its totient is φ = 83417688.

The previous prime is 166945027. The next prime is 166945127. The reversal of 166945046 is 640549661.

166945046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 166944994 and 166945012.

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, 23501 + ... + 29768.

It is an arithmetic number, because the mean of its divisors is an integer number (31322760).

Almost surely, 2^166945046 is an apocalyptic number.

166945046 is a deficient number, since it is larger than the sum of its proper divisors (83637034).

166945046 is a wasteful number, since it uses less digits than its factorization.

166945046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54838.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 166945046 is about 12920.7215742775. The cubic root of 166945046 is about 550.6274338206.

The spelling of 166945046 in words is "one hundred sixty-six million, nine hundred forty-five thousand, forty-six".