27108109192 has 64 divisors (see below), whose sum is σ = 52390800000. Its totient is φ = 13142298624.

The previous prime is 27108109187. The next prime is 27108109211. The reversal of 27108109192 is 29190180172.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45255309 + ... + 45255907.

It is an arithmetic number, because the mean of its divisors is an integer number (818606250).

Almost surely, 2^27108109192 is an apocalyptic number.

It is an amenable number.

27108109192 is a deficient number, since it is larger than the sum of its proper divisors (25282690808).

27108109192 is a wasteful number, since it uses less digits than its factorization.

27108109192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390 (or 1386 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 40.

The spelling of 27108109192 in words is "twenty-seven billion, one hundred eight million, one hundred nine thousand, one hundred ninety-two".