1440334343342 has 32 divisors (see below), whose sum is σ = 2208276483840. Its totient is φ = 704410136640.

The previous prime is 1440334343333. The next prime is 1440334343377. The reversal of 1440334343342 is 2433434330441.

It is a happy number.

It is a super-2 number, since 2×1440334343342² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1440334343296 and 1440334343305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28259093 + ... + 28310015.

It is an arithmetic number, because the mean of its divisors is an integer number (69008640120).

Almost surely, 2^{1440334343342} is an apocalyptic number.

1440334343342 is a deficient number, since it is larger than the sum of its proper divisors (767942140498).

1440334343342 is a wasteful number, since it uses less digits than its factorization.

1440334343342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52568.

The product of its (nonzero) digits is 497664, while the sum is 38.

Adding to 1440334343342 its reverse (2433434330441), we get a palindrome (3873768673783).

The spelling of 1440334343342 in words is "one trillion, four hundred forty billion, three hundred thirty-four million, three hundred forty-three thousand, three hundred forty-two".