26489886755 has 8 divisors (see below), whose sum is σ = 31828991472. Its totient is φ = 21164491168.

The previous prime is 26489886749. The next prime is 26489886763. The reversal of 26489886755 is 55768898462.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26489886755 - 2²⁰ = 26488838179 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3423029 + ... + 3430758.

It is an arithmetic number, because the mean of its divisors is an integer number (3978623934).

Almost surely, 2^26489886755 is an apocalyptic number.

26489886755 is a deficient number, since it is larger than the sum of its proper divisors (5339104717).

26489886755 is an equidigital number, since it uses as much as digits as its factorization.

26489886755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6854565.

The product of its digits is 232243200, while the sum is 68.

The spelling of 26489886755 in words is "twenty-six billion, four hundred eighty-nine million, eight hundred eighty-six thousand, seven hundred fifty-five".