166150255 has 8 divisors (see below), whose sum is σ = 199454112. Its totient is φ = 132871008.

The previous prime is 166150253. The next prime is 166150261. The reversal of 166150255 is 552051661.

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

It is a cyclic number.

It is not a de Polignac number, because 166150255 - 2¹ = 166150253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166150253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15889 + ... + 24181.

It is an arithmetic number, because the mean of its divisors is an integer number (24931764).

Almost surely, 2^166150255 is an apocalyptic number.

166150255 is a deficient number, since it is larger than the sum of its proper divisors (33303857).

166150255 is an equidigital number, since it uses as much as digits as its factorization.

166150255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12305.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 166150255 is about 12889.9284326950. The cubic root of 166150255 is about 549.7522355110.

The spelling of 166150255 in words is "one hundred sixty-six million, one hundred fifty thousand, two hundred fifty-five".