1344043891428 has 36 divisors (see below), whose sum is σ = 3648119135472. Its totient is φ = 384012540240.

The previous prime is 1344043891403. The next prime is 1344043891441. The reversal of 1344043891428 is 8241983404431.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1142893878 + ... + 1142895053.

It is an arithmetic number, because the mean of its divisors is an integer number (101336642652).

Almost surely, 2^{1344043891428} is an apocalyptic number.

It is an amenable number.

1344043891428 is an abundant number, since it is smaller than the sum of its proper divisors (2304075244044).

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

1344043891428 is a wasteful number, since it uses less digits than its factorization.

1344043891428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2285788952 (or 2285788943 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 51.

The spelling of 1344043891428 in words is "one trillion, three hundred forty-four billion, forty-three million, eight hundred ninety-one thousand, four hundred twenty-eight".