12440014403434 has 16 divisors (see below), whose sum is σ = 18687011112000. Its totient is φ = 6211013059584.

The previous prime is 12440014403351. The next prime is 12440014403449. The reversal of 12440014403434 is 43430441004421.

It is a self number, because there is not a number n which added to its sum of digits gives 12440014403434.

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 7 ways as a sum of consecutive naturals, for example, 10024459 + ... + 11196865.

It is an arithmetic number, because the mean of its divisors is an integer number (1167938194500).

Almost surely, 2^{12440014403434} is an apocalyptic number.

12440014403434 is a deficient number, since it is larger than the sum of its proper divisors (6246996708566).

12440014403434 is a wasteful number, since it uses less digits than its factorization.

12440014403434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180077.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 12440014403434 its reverse (43430441004421), we get a palindrome (55870455407855).

The spelling of 12440014403434 in words is "twelve trillion, four hundred forty billion, fourteen million, four hundred three thousand, four hundred thirty-four".