2163442032232 has 16 divisors (see below), whose sum is σ = 4368488719140. Its totient is φ = 998511707136.

The previous prime is 2163442032179. The next prime is 2163442032263. The reversal of 2163442032232 is 2322302443612.

It can be written as a sum of positive squares in 2 ways, for example, as 2098076928676 + 65365103556 = 1448474^2 + 255666^2 .

It is a super-2 number, since 2×2163442032232² (a number of 25 digits) contains 22 as substring.

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, 10401163513 + ... + 10401163720.

Almost surely, 2^{2163442032232} is an apocalyptic number.

It is an amenable number.

2163442032232 is an abundant number, since it is smaller than the sum of its proper divisors (2205046686908).

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

2163442032232 is a wasteful number, since it uses less digits than its factorization.

2163442032232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20802327252 (or 20802327248 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 2163442032232 its reverse (2322302443612), we get a palindrome (4485744475844).

The spelling of 2163442032232 in words is "two trillion, one hundred sixty-three billion, four hundred forty-two million, thirty-two thousand, two hundred thirty-two".