2544136223163 has 16 divisors (see below), whose sum is σ = 3422678806656. Its totient is φ = 1680846419840.

The previous prime is 2544136223159. The next prime is 2544136223171. The reversal of 2544136223163 is 3613226314452.

It is a cyclic number.

It is not a de Polignac number, because 2544136223163 - 2² = 2544136223159 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (2544136223183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1924156 + ... + 2964902.

It is an arithmetic number, because the mean of its divisors is an integer number (213917425416).

Almost surely, 2^{2544136223163} is an apocalyptic number.

2544136223163 is a deficient number, since it is larger than the sum of its proper divisors (878542583493).

2544136223163 is a wasteful number, since it uses less digits than its factorization.

2544136223163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048074.

The product of its digits is 622080, while the sum is 42.

The spelling of 2544136223163 in words is "two trillion, five hundred forty-four billion, one hundred thirty-six million, two hundred twenty-three thousand, one hundred sixty-three".