163503132232 has 32 divisors (see below), whose sum is σ = 342215866080. Its totient is φ = 72591240960.

The previous prime is 163503132229. The next prime is 163503132241. The reversal of 163503132232 is 232231305361.

It is a junction number, because it is equal to n+sod(n) for n = 163503132194 and 163503132203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21600753 + ... + 21608320.

It is an arithmetic number, because the mean of its divisors is an integer number (10694245815).

Almost surely, 2^163503132232 is an apocalyptic number.

It is an amenable number.

163503132232 is an abundant number, since it is smaller than the sum of its proper divisors (178712733848).

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

163503132232 is a wasteful number, since it uses less digits than its factorization.

163503132232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43209133 (or 43209129 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 163503132232 its reverse (232231305361), we get a palindrome (395734437593).

The spelling of 163503132232 in words is "one hundred sixty-three billion, five hundred three million, one hundred thirty-two thousand, two hundred thirty-two".