165416255 has 8 divisors (see below), whose sum is σ = 199928400. Its totient is φ = 131380416.

The previous prime is 165416243. The next prime is 165416267. The reversal of 165416255 is 552614561.

It is an interprime number because it is at equal distance from previous prime (165416243) and next prime (165416267).

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 165416255 - 2⁶ = 165416191 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118310 + ... + 119699.

It is an arithmetic number, because the mean of its divisors is an integer number (24991050).

Almost surely, 2^165416255 is an apocalyptic number.

165416255 is a deficient number, since it is larger than the sum of its proper divisors (34512145).

165416255 is a wasteful number, since it uses less digits than its factorization.

165416255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238153.

The product of its digits is 36000, while the sum is 35.

The square root of 165416255 is about 12861.4250765613. The cubic root of 165416255 is about 548.9414958399.

The spelling of 165416255 in words is "one hundred sixty-five million, four hundred sixteen thousand, two hundred fifty-five".