26636622427011 has 16 divisors (see below), whose sum is σ = 36125092713600. Its totient is φ = 17453077522368.

The previous prime is 26636622426979. The next prime is 26636622427049. The reversal of 26636622427011 is 11072422663662.

It is a happy number.

It is not a de Polignac number, because 26636622427011 - 2⁵ = 26636622426979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26636622427061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15074301 + ... + 16748366.

It is an arithmetic number, because the mean of its divisors is an integer number (2257818294600).

Almost surely, 2^{26636622427011} is an apocalyptic number.

26636622427011 is a deficient number, since it is larger than the sum of its proper divisors (9488470286589).

26636622427011 is a wasteful number, since it uses less digits than its factorization.

26636622427011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31827458.

The product of its (nonzero) digits is 1741824, while the sum is 48.

The spelling of 26636622427011 in words is "twenty-six trillion, six hundred thirty-six billion, six hundred twenty-two million, four hundred twenty-seven thousand, eleven".