12440134121410 has 16 divisors (see below), whose sum is σ = 22404800195136. Its totient is φ = 4973262809328.

The previous prime is 12440134121407. The next prime is 12440134121431. The reversal of 12440134121410 is 1412143104421.

It is a happy number.

12440134121410 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348836184 + ... + 348871843.

It is an arithmetic number, because the mean of its divisors is an integer number (1400300012196).

Almost surely, 2^{12440134121410} is an apocalyptic number.

12440134121410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12440134121410 is a deficient number, since it is larger than the sum of its proper divisors (9964666073726).

12440134121410 is a wasteful number, since it uses less digits than its factorization.

12440134121410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697709817.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 12440134121410 its reverse (1412143104421), we get a palindrome (13852277225831).

The spelling of 12440134121410 in words is "twelve trillion, four hundred forty billion, one hundred thirty-four million, one hundred twenty-one thousand, four hundred ten".