163048565 has 8 divisors (see below), whose sum is σ = 198974880. Its totient is φ = 128227792.

The previous prime is 163048553. The next prime is 163048579. The reversal of 163048565 is 565840361.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163048565 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, 276059 + ... + 276648.

It is an arithmetic number, because the mean of its divisors is an integer number (24871860).

Almost surely, 2^163048565 is an apocalyptic number.

It is an amenable number.

163048565 is a deficient number, since it is larger than the sum of its proper divisors (35926315).

163048565 is an equidigital number, since it uses as much as digits as its factorization.

163048565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552771.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 163048565 is about 12769.0471453433. The cubic root of 163048565 is about 546.3098030726.

The spelling of 163048565 in words is "one hundred sixty-three million, forty-eight thousand, five hundred sixty-five".