1313315344542 has 32 divisors (see below), whose sum is σ = 2740909508352. Its totient is φ = 418726387904.

The previous prime is 1313315344513. The next prime is 1313315344543. The reversal of 1313315344542 is 2454435133131.

It is a self number, because there is not a number n which added to its sum of digits gives 1313315344542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313315344543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5668213 + ... + 5895359.

It is an arithmetic number, because the mean of its divisors is an integer number (85653422136).

Almost surely, 2^{1313315344542} is an apocalyptic number.

1313315344542 is an abundant number, since it is smaller than the sum of its proper divisors (1427594163810).

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

1313315344542 is a wasteful number, since it uses less digits than its factorization.

1313315344542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269072.

The product of its digits is 259200, while the sum is 39.

The spelling of 1313315344542 in words is "one trillion, three hundred thirteen billion, three hundred fifteen million, three hundred forty-four thousand, five hundred forty-two".