1344240111140 has 24 divisors (see below), whose sum is σ = 2825294549112. Its totient is φ = 537240746240.

The previous prime is 1344240111107. The next prime is 1344240111157. The reversal of 1344240111140 is 411110424431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 198359781376 + 1145880329764 = 445376^2 + 1070458^2 .

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, 28431929 + ... + 28479168.

It is an arithmetic number, because the mean of its divisors is an integer number (117720606213).

Almost surely, 2^{1344240111140} is an apocalyptic number.

1344240111140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1344240111140 is an abundant number, since it is smaller than the sum of its proper divisors (1481054437972).

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

1344240111140 is a wasteful number, since it uses less digits than its factorization.

1344240111140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56912287 (or 56912285 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 1344240111140 its reverse (411110424431), we get a palindrome (1755350535571).

The spelling of 1344240111140 in words is "one trillion, three hundred forty-four billion, two hundred forty million, one hundred eleven thousand, one hundred forty".