2944645163 has 8 divisors (see below), whose sum is σ = 2957780448. Its totient is φ = 2931537664.

The previous prime is 2944645159. The next prime is 2944645211. The reversal of 2944645163 is 3615464492.

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 2944645163 - 2² = 2944645159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2944645153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221945 + ... + 234837.

It is an arithmetic number, because the mean of its divisors is an integer number (369722556).

Almost surely, 2^2944645163 is an apocalyptic number.

2944645163 is a deficient number, since it is larger than the sum of its proper divisors (13135285).

2944645163 is a wasteful number, since it uses less digits than its factorization.

2944645163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13893.

The product of its digits is 622080, while the sum is 44.

The square root of 2944645163 is about 54264.5847952419. The cubic root of 2944645163 is about 1433.3238350491.

The spelling of 2944645163 in words is "two billion, nine hundred forty-four million, six hundred forty-five thousand, one hundred sixty-three".