11443312442 has 16 divisors (see below), whose sum is σ = 18176840640. Its totient is φ = 5384445888.

The previous prime is 11443312417. The next prime is 11443312453. The reversal of 11443312442 is 24421334411.

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, 391409 + ... + 419627.

It is an arithmetic number, because the mean of its divisors is an integer number (1136052540).

Almost surely, 2^11443312442 is an apocalyptic number.

11443312442 is a deficient number, since it is larger than the sum of its proper divisors (6733528198).

11443312442 is a wasteful number, since it uses less digits than its factorization.

11443312442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40165.

The product of its digits is 9216, while the sum is 29.

Adding to 11443312442 its reverse (24421334411), we get a palindrome (35864646853).

The spelling of 11443312442 in words is "eleven billion, four hundred forty-three million, three hundred twelve thousand, four hundred forty-two".