1144402140012 has 48 divisors (see below), whose sum is σ = 2707068198912. Its totient is φ = 376211571840.

The previous prime is 1144402139989. The next prime is 1144402140029. The reversal of 1144402140012 is 2100412044411.

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 15 ways as a sum of consecutive naturals, for example, 12596293 + ... + 12686819.

It is an arithmetic number, because the mean of its divisors is an integer number (56397254144).

Almost surely, 2^{1144402140012} is an apocalyptic number.

1144402140012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1144402140012 is an abundant number, since it is smaller than the sum of its proper divisors (1562666058900).

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

1144402140012 is a wasteful number, since it uses less digits than its factorization.

1144402140012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105038 (or 105036 counting only the distinct ones).

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

Adding to 1144402140012 its reverse (2100412044411), we get a palindrome (3244814184423).

The spelling of 1144402140012 in words is "one trillion, one hundred forty-four billion, four hundred two million, one hundred forty thousand, twelve".