27346680909 has 6 divisors (see below), whose sum is σ = 39500761326. Its totient is φ = 18231120600.

The previous prime is 27346680887. The next prime is 27346680923. The reversal of 27346680909 is 90908664372.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16853751684 + 10492929225 = 129822^2 + 102435^2 .

It is not a de Polignac number, because 27346680909 - 2¹⁷ = 27346549837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27346680209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1519260042 + ... + 1519260059.

It is an arithmetic number, because the mean of its divisors is an integer number (6583460221).

Almost surely, 2^27346680909 is an apocalyptic number.

It is an amenable number.

27346680909 is a deficient number, since it is larger than the sum of its proper divisors (12154080417).

27346680909 is a wasteful number, since it uses less digits than its factorization.

27346680909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3038520107 (or 3038520104 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 27346680909 in words is "twenty-seven billion, three hundred forty-six million, six hundred eighty thousand, nine hundred nine".