26267073047 has 4 divisors (see below), whose sum is σ = 27114398016. Its totient is φ = 25419748080.

The previous prime is 26267073023. The next prime is 26267073061. The reversal of 26267073047 is 74037076262.

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 26267073047 - 2¹⁶ = 26267007511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26267072989 and 26267073007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26267073017) 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, 423662438 + ... + 423662499.

It is an arithmetic number, because the mean of its divisors is an integer number (6778599504).

Almost surely, 2^26267073047 is an apocalyptic number.

26267073047 is a deficient number, since it is larger than the sum of its proper divisors (847324969).

26267073047 is an equidigital number, since it uses as much as digits as its factorization.

26267073047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847324968.

The product of its (nonzero) digits is 592704, while the sum is 44.

The spelling of 26267073047 in words is "twenty-six billion, two hundred sixty-seven million, seventy-three thousand, forty-seven".