26842108239 has 16 divisors (see below), whose sum is σ = 39790988640. Its totient is φ = 17883532800.

The previous prime is 26842108219. The next prime is 26842108243. The reversal of 26842108239 is 93280124862.

It is not a de Polignac number, because 26842108239 - 2⁵ = 26842108207 is a prime.

It is a super-2 number, since 2×26842108239² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26842108194 and 26842108203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26842108219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267252 + ... + 353705.

It is an arithmetic number, because the mean of its divisors is an integer number (2486936790).

Almost surely, 2^26842108239 is an apocalyptic number.

26842108239 is a deficient number, since it is larger than the sum of its proper divisors (12948880401).

26842108239 is a wasteful number, since it uses less digits than its factorization.

26842108239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622567 (or 622561 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 26842108239 in words is "twenty-six billion, eight hundred forty-two million, one hundred eight thousand, two hundred thirty-nine".