26542266986 has 8 divisors (see below), whose sum is σ = 39851722560. Its totient is φ = 13258359468.

The previous prime is 26542266953. The next prime is 26542267019. The reversal of 26542266986 is 68966224562.

26542266986 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (26542266953) and next prime (26542267019).

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

It is a super-2 number, since 2×26542266986² (a number of 22 digits) contains 22 as substring.

It is a Curzon 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 3 ways as a sum of consecutive naturals, for example, 6384416 + ... + 6388571.

It is an arithmetic number, because the mean of its divisors is an integer number (4981465320).

Almost surely, 2^26542266986 is an apocalyptic number.

26542266986 is a deficient number, since it is larger than the sum of its proper divisors (13309455574).

26542266986 is a wasteful number, since it uses less digits than its factorization.

26542266986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12774028.

The product of its digits is 14929920, while the sum is 56.

The spelling of 26542266986 in words is "twenty-six billion, five hundred forty-two million, two hundred sixty-six thousand, nine hundred eighty-six".