1310350543540 has 24 divisors (see below), whose sum is σ = 2758464119880. Its totient is φ = 522858697728.

The previous prime is 1310350543531. The next prime is 1310350543543. The reversal of 1310350543540 is 453450530131.

It can be written as a sum of positive squares in 4 ways, for example, as 600894730276 + 709455813264 = 775174^2 + 842292^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1310350543496 and 1310350543505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310350543543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80086597 + ... + 80102956.

It is an arithmetic number, because the mean of its divisors is an integer number (114936004995).

Almost surely, 2^{1310350543540} is an apocalyptic number.

1310350543540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310350543540 is an abundant number, since it is smaller than the sum of its proper divisors (1448113576340).

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

1310350543540 is a wasteful number, since it uses less digits than its factorization.

1310350543540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160189971 (or 160189969 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 1310350543540 in words is "one trillion, three hundred ten billion, three hundred fifty million, five hundred forty-three thousand, five hundred forty".