163384585483361 has 6 divisors (see below), whose sum is σ = 179588015448786. Its totient is φ = 148531441348400.

The previous prime is 163384585483289. The next prime is 163384585483381.

163384585483361 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 90953319933025 + 72431265550336 = 9536945^2 + 8510656^2 .

It is a de Polignac number, because none of the positive numbers 2^k-163384585483361 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 163384585483291 and 163384585483300.

It is not an unprimeable number, because it can be changed into a prime (163384585483381) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 675142915100 + ... + 675142915341.

It is an arithmetic number, because the mean of its divisors is an integer number (29931335908131).

Almost surely, 2^{163384585483361} is an apocalyptic number.

163384585483361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

163384585483361 is a deficient number, since it is larger than the sum of its proper divisors (16203429965425).

163384585483361 is a wasteful number, since it uses less digits than its factorization.

163384585483361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350285830463 (or 1350285830452 counting only the distinct ones).

The product of its digits is 597196800, while the sum is 68.

The spelling of 163384585483361 in words is "one hundred sixty-three trillion, three hundred eighty-four billion, five hundred eighty-five million, four hundred eighty-three thousand, three hundred sixty-one".