1310044340000 has 240 divisors, whose sum is σ = 3521842099776. Its totient is φ = 475574400000.

The previous prime is 1310044339997. The next prime is 1310044340051. The reversal of 1310044340000 is 434400131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 138815282 + ... + 138824718.

Almost surely, 2^{1310044340000} is an apocalyptic number.

1310044340000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1310044340000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1760921049888).

1310044340000 is an abundant number, since it is smaller than the sum of its proper divisors (2211797759776).

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

1310044340000 is an equidigital number, since it uses as much as digits as its factorization.

1310044340000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10109 (or 10086 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1310044340000 its reverse (434400131), we get a palindrome (1310478740131).

The spelling of 1310044340000 in words is "one trillion, three hundred ten billion, forty-four million, three hundred forty thousand".