1440314021313 has 24 divisors (see below), whose sum is σ = 2147876490240. Its totient is φ = 929100070080.

The previous prime is 1440314021239. The next prime is 1440314021327. The reversal of 1440314021313 is 3131204130441.

1440314021313 is a `hidden beast` number, since 1 + 4 + 403 + 1 + 40 + 213 + 1 + 3 = 666.

It is not a de Polignac number, because 1440314021313 - 2⁸ = 1440314021057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1440314021813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1570645 + ... + 2312477.

It is an arithmetic number, because the mean of its divisors is an integer number (89494853760).

Almost surely, 2^{1440314021313} is an apocalyptic number.

It is an amenable number.

1440314021313 is a deficient number, since it is larger than the sum of its proper divisors (707562468927).

1440314021313 is a wasteful number, since it uses less digits than its factorization.

1440314021313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748829 (or 748826 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1440314021313 its reverse (3131204130441), we get a palindrome (4571518151754).

The spelling of 1440314021313 in words is "one trillion, four hundred forty billion, three hundred fourteen million, twenty-one thousand, three hundred thirteen".