27346869855 has 12 divisors (see below), whose sum is σ = 47401241160. Its totient is φ = 14584997232.

The previous prime is 27346869853. The next prime is 27346869857. The reversal of 27346869855 is 55896864372.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (27346869853) and next prime (27346869857).

It is not a de Polignac number, because 27346869855 - 2¹ = 27346869853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27346869792 and 27346869801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27346869853) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 303854065 + ... + 303854154.

It is an arithmetic number, because the mean of its divisors is an integer number (3950103430).

Almost surely, 2^27346869855 is an apocalyptic number.

27346869855 is a deficient number, since it is larger than the sum of its proper divisors (20054371305).

27346869855 is a wasteful number, since it uses less digits than its factorization.

27346869855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607708230 (or 607708227 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 63.

The spelling of 27346869855 in words is "twenty-seven billion, three hundred forty-six million, eight hundred sixty-nine thousand, eight hundred fifty-five".