163331355232 has 24 divisors (see below), whose sum is σ = 321848629200. Its totient is φ = 81592020864.

The previous prime is 163331355217. The next prime is 163331355259. The reversal of 163331355232 is 232553133361.

It is a junction number, because it is equal to n+sod(n) for n = 163331355191 and 163331355200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2265732 + ... + 2336707.

It is an arithmetic number, because the mean of its divisors is an integer number (13410359550).

Almost surely, 2^163331355232 is an apocalyptic number.

It is an amenable number.

163331355232 is a deficient number, since it is larger than the sum of its proper divisors (158517273968).

163331355232 is a wasteful number, since it uses less digits than its factorization.

163331355232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4603558 (or 4603550 counting only the distinct ones).

The product of its digits is 145800, while the sum is 37.

Adding to 163331355232 its reverse (232553133361), we get a palindrome (395884488593).

The spelling of 163331355232 in words is "one hundred sixty-three billion, three hundred thirty-one million, three hundred fifty-five thousand, two hundred thirty-two".