26118144678 has 16 divisors (see below), whose sum is σ = 52253063856. Its totient is φ = 8703252480.

The previous prime is 26118144677. The next prime is 26118144697. The reversal of 26118144678 is 87644181162.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26118144673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 678651 + ... + 716102.

It is an arithmetic number, because the mean of its divisors is an integer number (3265816491).

Almost surely, 2^26118144678 is an apocalyptic number.

26118144678 is an abundant number, since it is smaller than the sum of its proper divisors (26134919178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26118144678 is a wasteful number, since it uses less digits than its factorization.

26118144678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397879.

The product of its digits is 516096, while the sum is 48.

The spelling of 26118144678 in words is "twenty-six billion, one hundred eighteen million, one hundred forty-four thousand, six hundred seventy-eight".