166250095 has 32 divisors (see below), whose sum is σ = 239086080. Its totient is φ = 109549440.

The previous prime is 166250053. The next prime is 166250113. The reversal of 166250095 is 590052661.

It is a happy number.

It is not a de Polignac number, because 166250095 - 2¹³ = 166241903 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 166250095.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20577 + ... + 27493.

It is an arithmetic number, because the mean of its divisors is an integer number (7471440).

Almost surely, 2^166250095 is an apocalyptic number.

166250095 is a deficient number, since it is larger than the sum of its proper divisors (72835985).

166250095 is a wasteful number, since it uses less digits than its factorization.

166250095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6975.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 166250095 is about 12893.8006421691. The cubic root of 166250095 is about 549.8623291788.

The spelling of 166250095 in words is "one hundred sixty-six million, two hundred fifty thousand, ninety-five".