5540223232 has 36 divisors (see below), whose sum is σ = 11198830720. Its totient is φ = 2735036928.

The previous prime is 5540223229. The next prime is 5540223239. The reversal of 5540223232 is 2323220455.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5540223232.

It is not an unprimeable number, because it can be changed into a prime (5540223239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116748 + ... + 157195.

Almost surely, 2^5540223232 is an apocalyptic number.

It is an amenable number.

5540223232 is an abundant number, since it is smaller than the sum of its proper divisors (5658607488).

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

5540223232 is an equidigital number, since it uses as much as digits as its factorization.

5540223232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274038 (or 274024 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 5540223232 is about 74432.6758352808. The cubic root of 5540223232 is about 1769.4668116412.

Adding to 5540223232 its reverse (2323220455), we get a palindrome (7863443687).

It can be divided in two parts, 5540223 and 232, that added together give a palindrome (5540455).

The spelling of 5540223232 in words is "five billion, five hundred forty million, two hundred twenty-three thousand, two hundred thirty-two".