1313243410040 has 32 divisors (see below), whose sum is σ = 2958144068880. Its totient is φ = 524702449152.

The previous prime is 1313243410027. The next prime is 1313243410147. The reversal of 1313243410040 is 400143423131.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1313243409991 and 1313243410009.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18555329 + ... + 18625968.

Almost surely, 2^{1313243410040} is an apocalyptic number.

1313243410040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313243410040 is an abundant number, since it is smaller than the sum of its proper divisors (1644900658840).

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

1313243410040 is a wasteful number, since it uses less digits than its factorization.

1313243410040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37182191 (or 37182187 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1313243410040 its reverse (400143423131), we get a palindrome (1713386833171).

The spelling of 1313243410040 in words is "one trillion, three hundred thirteen billion, two hundred forty-three million, four hundred ten thousand, forty".