1440324211342 has 8 divisors (see below), whose sum is σ = 2206454111136. Its totient is φ = 704839507632.

The previous prime is 1440324211301. The next prime is 1440324211343. The reversal of 1440324211342 is 2431124230441.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1440324211343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7661298903 + ... + 7661299090.

It is an arithmetic number, because the mean of its divisors is an integer number (275806763892).

Almost surely, 2^{1440324211342} is an apocalyptic number.

1440324211342 is a deficient number, since it is larger than the sum of its proper divisors (766129899794).

1440324211342 is a wasteful number, since it uses less digits than its factorization.

1440324211342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15322598042.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 1440324211342 its reverse (2431124230441), we get a palindrome (3871448441783).

The spelling of 1440324211342 in words is "one trillion, four hundred forty billion, three hundred twenty-four million, two hundred eleven thousand, three hundred forty-two".