31363240232 has 16 divisors (see below), whose sum is σ = 59029676640. Its totient is φ = 15621993136.

The previous prime is 31363240229. The next prime is 31363240267. The reversal of 31363240232 is 23204236313.

It is a junction number, because it is equal to n+sod(n) for n = 31363240195 and 31363240204.

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, 7451138 + ... + 7455345.

It is an arithmetic number, because the mean of its divisors is an integer number (3689354790).

Almost surely, 2^31363240232 is an apocalyptic number.

It is an amenable number.

31363240232 is a deficient number, since it is larger than the sum of its proper divisors (27666436408).

31363240232 is a wasteful number, since it uses less digits than its factorization.

31363240232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14906752 (or 14906748 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 31363240232 its reverse (23204236313), we get a palindrome (54567476545).

The spelling of 31363240232 in words is "thirty-one billion, three hundred sixty-three million, two hundred forty thousand, two hundred thirty-two".