166045264 has 40 divisors (see below), whose sum is σ = 401099328. Its totient is φ = 64692480.

The previous prime is 166045249. The next prime is 166045267. The reversal of 166045264 is 462540661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166045267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66157 + ... + 68620.

Almost surely, 2^166045264 is an apocalyptic number.

166045264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

166045264 is an abundant number, since it is smaller than the sum of its proper divisors (235054064).

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

166045264 is a wasteful number, since it uses less digits than its factorization.

166045264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134803 (or 134797 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 166045264 is about 12885.8551908672. The cubic root of 166045264 is about 549.6364142446.

The spelling of 166045264 in words is "one hundred sixty-six million, forty-five thousand, two hundred sixty-four".