13315670347605 has 32 divisors (see below), whose sum is σ = 21345455318400. Its totient is φ = 7088231684352.

The previous prime is 13315670347597. The next prime is 13315670347649. The reversal of 13315670347605 is 50674307651331.

13315670347605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13315670347605 - 2³ = 13315670347597 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145913131 + ... + 146004359.

It is an arithmetic number, because the mean of its divisors is an integer number (667045478700).

Almost surely, 2^{13315670347605} is an apocalyptic number.

13315670347605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13315670347605 is a deficient number, since it is larger than the sum of its proper divisors (8029784970795).

13315670347605 is a wasteful number, since it uses less digits than its factorization.

13315670347605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109573.

The product of its (nonzero) digits is 4762800, while the sum is 51.

Adding to 13315670347605 its reverse (50674307651331), we get a palindrome (63989977998936).

The spelling of 13315670347605 in words is "thirteen trillion, three hundred fifteen billion, six hundred seventy million, three hundred forty-seven thousand, six hundred five".