13445541315 has 24 divisors (see below), whose sum is σ = 24676524288. Its totient is φ = 6749134080.

The previous prime is 13445541257. The next prime is 13445541391. The reversal of 13445541315 is 51314554431.

13445541315 is a `hidden beast` number, since 134 + 455 + 41 + 31 + 5 = 666.

13445541315 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 13445541315 - 2⁶ = 13445541251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13445541315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8787171 + ... + 8788700.

It is an arithmetic number, because the mean of its divisors is an integer number (1028188512).

Almost surely, 2^13445541315 is an apocalyptic number.

13445541315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13445541315 is a deficient number, since it is larger than the sum of its proper divisors (11230982973).

13445541315 is a wasteful number, since it uses less digits than its factorization.

13445541315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17575899 (or 17575896 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The spelling of 13445541315 in words is "thirteen billion, four hundred forty-five million, five hundred forty-one thousand, three hundred fifteen".