1142440112004 has 96 divisors (see below), whose sum is σ = 2711225260800. Its totient is φ = 374346086400.

The previous prime is 1142440112003. The next prime is 1142440112041. The reversal of 1142440112004 is 4002110442411.

It is not an unprimeable number, because it can be changed into a prime (1142440112003) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 399313534 + ... + 399316394.

It is an arithmetic number, because the mean of its divisors is an integer number (28241929800).

Almost surely, 2^{1142440112004} is an apocalyptic number.

It is an amenable number.

1142440112004 is an abundant number, since it is smaller than the sum of its proper divisors (1568785148796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1142440112004 is a wasteful number, since it uses less digits than its factorization.

1142440112004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4301 (or 4299 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 1142440112004 its reverse (4002110442411), we get a palindrome (5144550554415).

The spelling of 1142440112004 in words is "one trillion, one hundred forty-two billion, four hundred forty million, one hundred twelve thousand, four".