26514533064163 has 4 divisors (see below), whose sum is σ = 28074211479720. Its totient is φ = 24954854648608.

The previous prime is 26514533064143. The next prime is 26514533064191. The reversal of 26514533064163 is 36146033541562.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26514533064163 is a prime.

It is a super-2 number, since 2×26514533064163² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26514533064133) 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 3 ways as a sum of consecutive naturals, for example, 779839207753 + ... + 779839207786.

It is an arithmetic number, because the mean of its divisors is an integer number (7018552869930).

Almost surely, 2^{26514533064163} is an apocalyptic number.

26514533064163 is a deficient number, since it is larger than the sum of its proper divisors (1559678415557).

26514533064163 is a wasteful number, since it uses less digits than its factorization.

26514533064163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1559678415556.

The product of its (nonzero) digits is 4665600, while the sum is 49.

The spelling of 26514533064163 in words is "twenty-six trillion, five hundred fourteen billion, five hundred thirty-three million, sixty-four thousand, one hundred sixty-three".