27656776122 has 8 divisors (see below), whose sum is σ = 55313552256. Its totient is φ = 9218925372.

The previous prime is 27656776097. The next prime is 27656776123. The reversal of 27656776122 is 22167765672.

It is a happy number.

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

27656776122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (27656776123) 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, 2304731338 + ... + 2304731349.

It is an arithmetic number, because the mean of its divisors is an integer number (6914194032).

Almost surely, 2^27656776122 is an apocalyptic number.

27656776122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

27656776122 is a wasteful number, since it uses less digits than its factorization.

27656776122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4609462692.

The product of its digits is 2963520, while the sum is 51.

The spelling of 27656776122 in words is "twenty-seven billion, six hundred fifty-six million, seven hundred seventy-six thousand, one hundred twenty-two".