26000858361 has 4 divisors (see below), whose sum is σ = 34667811152. Its totient is φ = 17333905572.

The previous prime is 26000858311. The next prime is 26000858363. The reversal of 26000858361 is 16385800062.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 26000858361 - 2¹¹ = 26000856313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26000858363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4333476391 + ... + 4333476396.

It is an arithmetic number, because the mean of its divisors is an integer number (8666952788).

Almost surely, 2^26000858361 is an apocalyptic number.

It is an amenable number.

26000858361 is a deficient number, since it is larger than the sum of its proper divisors (8666952791).

26000858361 is an equidigital number, since it uses as much as digits as its factorization.

26000858361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8666952790.

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 26000858361 in words is "twenty-six billion, eight hundred fifty-eight thousand, three hundred sixty-one".