163331161133361 has 16 divisors (see below), whose sum is σ = 234579110423616. Its totient is φ = 100489063081536.

The previous prime is 163331161133353. The next prime is 163331161133369.

163331161133361 is nontrivially palindromic in base 10.

163331161133361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (163331161133353) and next prime (163331161133369).

It is not a de Polignac number, because 163331161133361 - 2³ = 163331161133353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163331161133369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 466920690 + ... + 467270363.

It is an arithmetic number, because the mean of its divisors is an integer number (14661194401476).

Almost surely, 2^{163331161133361} is an apocalyptic number.

It is an amenable number.

163331161133361 is a deficient number, since it is larger than the sum of its proper divisors (71247949290255).

163331161133361 is a wasteful number, since it uses less digits than its factorization.

163331161133361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934195552.

The product of its digits is 157464, while the sum is 42.

The spelling of 163331161133361 in words is "one hundred sixty-three trillion, three hundred thirty-one billion, one hundred sixty-one million, one hundred thirty-three thousand, three hundred sixty-one".