163352218044 has 24 divisors (see below), whose sum is σ = 391456667728. Its totient is φ = 52979097600.

The previous prime is 163352218037. The next prime is 163352218049. The reversal of 163352218044 is 440812253361.

It is a junction number, because it is equal to n+sod(n) for n = 163352217993 and 163352218011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163352218049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183954757 + ... + 183955644.

Almost surely, 2^163352218044 is an apocalyptic number.

It is an amenable number.

163352218044 is an abundant number, since it is smaller than the sum of its proper divisors (228104449684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163352218044 is a wasteful number, since it uses less digits than its factorization.

163352218044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367910445 (or 367910443 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 163352218044 in words is "one hundred sixty-three billion, three hundred fifty-two million, two hundred eighteen thousand, forty-four".