27011336826 has 16 divisors (see below), whose sum is σ = 55765340928. Its totient is φ = 8713334400.

The previous prime is 27011336777. The next prime is 27011336843. The reversal of 27011336826 is 62863311072.

It is a super-2 number, since 2×27011336826² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72610935 + ... + 72611306.

It is an arithmetic number, because the mean of its divisors is an integer number (3485333808).

Almost surely, 2^27011336826 is an apocalyptic number.

27011336826 is an abundant number, since it is smaller than the sum of its proper divisors (28754004102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27011336826 is a wasteful number, since it uses less digits than its factorization.

27011336826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145222277.

The product of its (nonzero) digits is 72576, while the sum is 39.

Adding to 27011336826 its reverse (62863311072), we get a palindrome (89874647898).

The spelling of 27011336826 in words is "twenty-seven billion, eleven million, three hundred thirty-six thousand, eight hundred twenty-six".