163065655 has 8 divisors (see below), whose sum is σ = 196975584. Its totient is φ = 129588000.

The previous prime is 163065601. The next prime is 163065691. The reversal of 163065655 is 556560361.

It is a happy number.

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

It is not a de Polignac number, because 163065655 - 2²⁷ = 28847927 is a prime.

It is a Duffinian number.

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, 107236 + ... + 108745.

It is an arithmetic number, because the mean of its divisors is an integer number (24621948).

Almost surely, 2^163065655 is an apocalyptic number.

163065655 is a deficient number, since it is larger than the sum of its proper divisors (33909929).

163065655 is a wasteful number, since it uses less digits than its factorization.

163065655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216137.

The product of its (nonzero) digits is 81000, while the sum is 37.

The square root of 163065655 is about 12769.7163241789. The cubic root of 163065655 is about 546.3288896320.

The spelling of 163065655 in words is "one hundred sixty-three million, sixty-five thousand, six hundred fifty-five".