27088469771 has 12 divisors (see below), whose sum is σ = 30069744432. Its totient is φ = 24382050000.

The previous prime is 27088469731. The next prime is 27088469797. The reversal of 27088469771 is 17796488072.

It is a de Polignac number, because none of the positive numbers 2^k-27088469771 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27088469771.

It is not an unprimeable number, because it can be changed into a prime (27088469731) 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, 1096055 + ... + 1120496.

It is an arithmetic number, because the mean of its divisors is an integer number (2505812036).

Almost surely, 2^27088469771 is an apocalyptic number.

27088469771 is a deficient number, since it is larger than the sum of its proper divisors (2981274661).

27088469771 is a wasteful number, since it uses less digits than its factorization.

27088469771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2216674 (or 2216663 counting only the distinct ones).

The product of its (nonzero) digits is 9483264, while the sum is 59.

The spelling of 27088469771 in words is "twenty-seven billion, eighty-eight million, four hundred sixty-nine thousand, seven hundred seventy-one".