13162566131145 has 48 divisors (see below), whose sum is σ = 23316217666560. Its totient is φ = 6866050684032.

The previous prime is 13162566131131. The next prime is 13162566131147. The reversal of 13162566131145 is 54113166526131.

13162566131145 is a `hidden beast` number, since 1 + 3 + 1 + 6 + 25 + 6 + 613 + 1 + 1 + 4 + 5 = 666.

13162566131145 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 13162566131145 - 2¹⁵ = 13162566098377 is a prime.

It is a super-2 number, since 2×13162566131145² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 13162566131145.

It is not an unprimeable number, because it can be changed into a prime (13162566131147) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1052391 + ... + 5237619.

It is an arithmetic number, because the mean of its divisors is an integer number (485754534720).

Almost surely, 2^{13162566131145} is an apocalyptic number.

13162566131145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13162566131145 is a deficient number, since it is larger than the sum of its proper divisors (10153651535415).

13162566131145 is a wasteful number, since it uses less digits than its factorization.

13162566131145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4186774 (or 4186771 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The spelling of 13162566131145 in words is "thirteen trillion, one hundred sixty-two billion, five hundred sixty-six million, one hundred thirty-one thousand, one hundred forty-five".