163331203075 has 12 divisors (see below), whose sum is σ = 202780446568. Its totient is φ = 130503830400.

The previous prime is 163331203067. The next prime is 163331203081. The reversal of 163331203075 is 570302133361.

It is not a de Polignac number, because 163331203075 - 2³ = 163331203067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 163331203075.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 4007622 + ... + 4048171.

Almost surely, 2^163331203075 is an apocalyptic number.

163331203075 is a deficient number, since it is larger than the sum of its proper divisors (39449243493).

163331203075 is an equidigital number, since it uses as much as digits as its factorization.

163331203075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8056614 (or 8056609 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 34.

The spelling of 163331203075 in words is "one hundred sixty-three billion, three hundred thirty-one million, two hundred three thousand, seventy-five".