12440367306242 has 16 divisors (see below), whose sum is σ = 19472167694592. Its totient is φ = 5949652753440.

The previous prime is 12440367306221. The next prime is 12440367306259. The reversal of 12440367306242 is 24260376304421.

It is a junction number, because it is equal to n+sod(n) for n = 12440367306193 and 12440367306202.

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, 1190942 + ... + 5128262.

It is an arithmetic number, because the mean of its divisors is an integer number (1217010480912).

Almost surely, 2^{12440367306242} is an apocalyptic number.

12440367306242 is a deficient number, since it is larger than the sum of its proper divisors (7031800388350).

12440367306242 is a wasteful number, since it uses less digits than its factorization.

12440367306242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4006033.

The product of its (nonzero) digits is 1161216, while the sum is 44.

The spelling of 12440367306242 in words is "twelve trillion, four hundred forty billion, three hundred sixty-seven million, three hundred six thousand, two hundred forty-two".