1440313334401 has 16 divisors (see below), whose sum is σ = 1504187508096. Its totient is φ = 1376544064896.

The previous prime is 1440313334393. The next prime is 1440313334437. The reversal of 1440313334401 is 1044333130441.

It is a happy number.

It is not a de Polignac number, because 1440313334401 - 2³ = 1440313334393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1440313334441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198852286 + ... + 198859528.

It is an arithmetic number, because the mean of its divisors is an integer number (94011719256).

Almost surely, 2^{1440313334401} is an apocalyptic number.

It is an amenable number.

1440313334401 is a deficient number, since it is larger than the sum of its proper divisors (63874173695).

1440313334401 is a wasteful number, since it uses less digits than its factorization.

1440313334401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13272.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 1440313334401 its reverse (1044333130441), we get a palindrome (2484646464842).

The spelling of 1440313334401 in words is "one trillion, four hundred forty billion, three hundred thirteen million, three hundred thirty-four thousand, four hundred one".