12440403010 has 32 divisors (see below), whose sum is σ = 25658560512. Its totient is φ = 4254135360.

The previous prime is 12440402999. The next prime is 12440403011. The reversal of 12440403010 is 1030404421.

It is not an unprimeable number, because it can be changed into a prime (12440403011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205201 + ... + 258820.

It is an arithmetic number, because the mean of its divisors is an integer number (801830016).

Almost surely, 2^12440403010 is an apocalyptic number.

12440403010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12440403010 is an abundant number, since it is smaller than the sum of its proper divisors (13218157502).

12440403010 is a wasteful number, since it uses less digits than its factorization.

12440403010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464418.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 12440403010 its reverse (1030404421), we get a palindrome (13470807431).

The spelling of 12440403010 in words is "twelve billion, four hundred forty million, four hundred three thousand, ten".