13263340145305 has 16 divisors (see below), whose sum is σ = 16305849068544. Its totient is φ = 10350830427520.

The previous prime is 13263340145273. The next prime is 13263340145339. The reversal of 13263340145305 is 50354104336231.

It is not a de Polignac number, because 13263340145305 - 2⁵ = 13263340145273 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1225849 + ... + 5294278.

It is an arithmetic number, because the mean of its divisors is an integer number (1019115566784).

Almost surely, 2^{13263340145305} is an apocalyptic number.

It is an amenable number.

13263340145305 is a deficient number, since it is larger than the sum of its proper divisors (3042508923239).

13263340145305 is an equidigital number, since it uses as much as digits as its factorization.

13263340145305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6530096.

The product of its (nonzero) digits is 388800, while the sum is 40.

The spelling of 13263340145305 in words is "thirteen trillion, two hundred sixty-three billion, three hundred forty million, one hundred forty-five thousand, three hundred five".