163335044 has 6 divisors (see below), whose sum is σ = 285836334. Its totient is φ = 81667520.

The previous prime is 163335043. The next prime is 163335061. The reversal of 163335044 is 440533361.

It can be written as a sum of positive squares in only one way, i.e., 163072900 + 262144 = 12770^2 + 512^2 .

It is a junction number, because it is equal to n+sod(n) for n = 163334998 and 163335016.

It is not an unprimeable number, because it can be changed into a prime (163335041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20416877 + ... + 20416884.

It is an arithmetic number, because the mean of its divisors is an integer number (47639389).

Almost surely, 2^163335044 is an apocalyptic number.

It is an amenable number.

163335044 is a deficient number, since it is larger than the sum of its proper divisors (122501290).

163335044 is a wasteful number, since it uses less digits than its factorization.

163335044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40833765 (or 40833763 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 163335044 is about 12780.2599347588. The cubic root of 163335044 is about 546.6295742894.

The spelling of 163335044 in words is "one hundred sixty-three million, three hundred thirty-five thousand, forty-four".