26140650506567 has 12 divisors (see below), whose sum is σ = 26296696492248. Its totient is φ = 25985514015600.

The previous prime is 26140650506527. The next prime is 26140650506569. The reversal of 26140650506567 is 76560505604162.

It is not a de Polignac number, because 26140650506567 - 2¹² = 26140650502471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26140650506569) 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 11 ways as a sum of consecutive naturals, for example, 51807317 + ... + 52309457.

It is an arithmetic number, because the mean of its divisors is an integer number (2191391374354).

Almost surely, 2^{26140650506567} is an apocalyptic number.

26140650506567 is a deficient number, since it is larger than the sum of its proper divisors (156045985681).

26140650506567 is an equidigital number, since it uses as much as digits as its factorization.

26140650506567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503950 (or 503759 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 53.

The spelling of 26140650506567 in words is "twenty-six trillion, one hundred forty billion, six hundred fifty million, five hundred six thousand, five hundred sixty-seven".