1313000342240 has 72 divisors (see below), whose sum is σ = 3175780349448. Its totient is φ = 512986064640.

The previous prime is 1313000342237. The next prime is 1313000342327. The reversal of 1313000342240 is 422430003131.

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 11 ways as a sum of consecutive naturals, for example, 1923266 + ... + 2514945.

It is an arithmetic number, because the mean of its divisors is an integer number (44108060409).

Almost surely, 2^{1313000342240} is an apocalyptic number.

1313000342240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313000342240 is an abundant number, since it is smaller than the sum of its proper divisors (1862780007208).

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

1313000342240 is an equidigital number, since it uses as much as digits as its factorization.

1313000342240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4438312 (or 4438261 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1313000342240 its reverse (422430003131), we get a palindrome (1735430345371).

The spelling of 1313000342240 in words is "one trillion, three hundred thirteen billion, three hundred forty-two thousand, two hundred forty".