26360135938 has 4 divisors (see below), whose sum is σ = 39540203910. Its totient is φ = 13180067968.

The previous prime is 26360135929. The next prime is 26360135939. The reversal of 26360135938 is 83953106362.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83953106362 = 2 ⋅41976553181.

It can be written as a sum of positive squares in only one way, i.e., 13626593289 + 12733542649 = 116733^2 + 112843^2 .

It is not an unprimeable number, because it can be changed into a prime (26360135939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6590033983 + ... + 6590033986.

Almost surely, 2^26360135938 is an apocalyptic number.

26360135938 is a deficient number, since it is larger than the sum of its proper divisors (13180067972).

26360135938 is a wasteful number, since it uses less digits than its factorization.

26360135938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13180067971.

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 26360135938 in words is "twenty-six billion, three hundred sixty million, one hundred thirty-five thousand, nine hundred thirty-eight".