166065662 has 32 divisors (see below), whose sum is σ = 306996480. Its totient is φ = 65776320.

The previous prime is 166065637. The next prime is 166065671. The reversal of 166065662 is 266560661.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3293 + ... + 18519.

It is an arithmetic number, because the mean of its divisors is an integer number (9593640).

Almost surely, 2^166065662 is an apocalyptic number.

166065662 is a deficient number, since it is larger than the sum of its proper divisors (140930818).

166065662 is a wasteful number, since it uses less digits than its factorization.

166065662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15296.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 166065662 is about 12886.6466545801. The cubic root of 166065662 is about 549.6589202052.

The spelling of 166065662 in words is "one hundred sixty-six million, sixty-five thousand, six hundred sixty-two".