26121333067 has 4 divisors (see below), whose sum is σ = 27022068720. Its totient is φ = 25220597416.

The previous prime is 26121333053. The next prime is 26121333079. The reversal of 26121333067 is 76033312162.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 26121333067 - 2¹⁵ = 26121300299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26121333047) 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, 450367783 + ... + 450367840.

It is an arithmetic number, because the mean of its divisors is an integer number (6755517180).

Almost surely, 2^26121333067 is an apocalyptic number.

26121333067 is a deficient number, since it is larger than the sum of its proper divisors (900735653).

26121333067 is an equidigital number, since it uses as much as digits as its factorization.

26121333067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900735652.

The product of its (nonzero) digits is 27216, while the sum is 34.

The spelling of 26121333067 in words is "twenty-six billion, one hundred twenty-one million, three hundred thirty-three thousand, sixty-seven".