1403040143344 has 40 divisors (see below), whose sum is σ = 3108629972448. Its totient is φ = 600935520000.

The previous prime is 1403040143317. The next prime is 1403040143347. The reversal of 1403040143344 is 4433410403041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403040143347) 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 7 ways as a sum of consecutive naturals, for example, 3642907 + ... + 4009594.

Almost surely, 2^{1403040143344} is an apocalyptic number.

1403040143344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1403040143344 is an abundant number, since it is smaller than the sum of its proper divisors (1705589829104).

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

1403040143344 is a wasteful number, since it uses less digits than its factorization.

1403040143344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7654153 (or 7654147 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 1403040143344 its reverse (4433410403041), we get a palindrome (5836450546385).

The spelling of 1403040143344 in words is "one trillion, four hundred three billion, forty million, one hundred forty-three thousand, three hundred forty-four".