42140032232 has 16 divisors (see below), whose sum is σ = 79357596900. Its totient is φ = 20978006400.

The previous prime is 42140032217. The next prime is 42140032241. The reversal of 42140032232 is 23223004124.

It can be written as a sum of positive squares in 2 ways, for example, as 34123695076 + 8016337156 = 184726^2 + 89534^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42140032198 and 42140032207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11499269 + ... + 11502932.

Almost surely, 2^42140032232 is an apocalyptic number.

It is an amenable number.

42140032232 is a deficient number, since it is larger than the sum of its proper divisors (37217564668).

42140032232 is a wasteful number, since it uses less digits than its factorization.

42140032232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23002436 (or 23002432 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 42140032232 its reverse (23223004124), we get a palindrome (65363036356).

The spelling of 42140032232 in words is "forty-two billion, one hundred forty million, thirty-two thousand, two hundred thirty-two".