13243515542345 has 8 divisors (see below), whose sum is σ = 17336965800960. Its totient is φ = 9631647667120.

The previous prime is 13243515542339. The next prime is 13243515542377. The reversal of 13243515542345 is 54324551534231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13243515542345 - 2¹⁶ = 13243515476809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13243515542345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120395595785 + ... + 120395595894.

It is an arithmetic number, because the mean of its divisors is an integer number (2167120725120).

Almost surely, 2^{13243515542345} is an apocalyptic number.

It is an amenable number.

13243515542345 is a deficient number, since it is larger than the sum of its proper divisors (4093450258615).

13243515542345 is a wasteful number, since it uses less digits than its factorization.

13243515542345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240791191695.

The product of its digits is 4320000, while the sum is 47.

The spelling of 13243515542345 in words is "thirteen trillion, two hundred forty-three billion, five hundred fifteen million, five hundred forty-two thousand, three hundred forty-five".