26163328069 has 8 divisors (see below), whose sum is σ = 27389799360. Its totient is φ = 24944268096.

The previous prime is 26163328067. The next prime is 26163328211. The reversal of 26163328069 is 96082336162.

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 26163328069 - 2¹ = 26163328067 is a prime.

It is a super-2 number, since 2×26163328069² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26163328063) by changing a digit.

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, 1845604 + ... + 1859725.

It is an arithmetic number, because the mean of its divisors is an integer number (3423724920).

Almost surely, 2^26163328069 is an apocalyptic number.

It is an amenable number.

26163328069 is a deficient number, since it is larger than the sum of its proper divisors (1226471291).

26163328069 is a wasteful number, since it uses less digits than its factorization.

26163328069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3705659.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 26163328069 in words is "twenty-six billion, one hundred sixty-three million, three hundred twenty-eight thousand, sixty-nine".