26043542163 has 12 divisors (see below), whose sum is σ = 38148288048. Its totient is φ = 17117820720.

The previous prime is 26043542149. The next prime is 26043542197. The reversal of 26043542163 is 36124534062.

26043542163 is a `hidden beast` number, since 2 + 6 + 0 + 435 + 4 + 216 + 3 = 666.

It is not a de Polignac number, because 26043542163 - 2⁵ = 26043542131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26043542563) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20377720 + ... + 20378997.

It is an arithmetic number, because the mean of its divisors is an integer number (3179024004).

Almost surely, 2^26043542163 is an apocalyptic number.

26043542163 is a deficient number, since it is larger than the sum of its proper divisors (12104745885).

26043542163 is a wasteful number, since it uses less digits than its factorization.

26043542163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40756794 (or 40756791 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 26043542163 in words is "twenty-six billion, forty-three million, five hundred forty-two thousand, one hundred sixty-three".