166485354 has 32 divisors (see below), whose sum is σ = 380920320. Its totient is φ = 47519472.

The previous prime is 166485337. The next prime is 166485359. The reversal of 166485354 is 453584661.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (166485359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82117 + ... + 84119.

It is an arithmetic number, because the mean of its divisors is an integer number (11903760).

Almost surely, 2^166485354 is an apocalyptic number.

166485354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

166485354 is an abundant number, since it is smaller than the sum of its proper divisors (214434966).

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

166485354 is a wasteful number, since it uses less digits than its factorization.

166485354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3994.

The product of its digits is 345600, while the sum is 42.

The square root of 166485354 is about 12902.9203671107. The cubic root of 166485354 is about 550.1215753281.

The spelling of 166485354 in words is "one hundred sixty-six million, four hundred eighty-five thousand, three hundred fifty-four".