27666055342 has 4 divisors (see below), whose sum is σ = 41499083016. Its totient is φ = 13833027670.

The previous prime is 27666055331. The next prime is 27666055367. The reversal of 27666055342 is 24355066672.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 27666055292 and 27666055301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6916513834 + ... + 6916513837.

It is an arithmetic number, because the mean of its divisors is an integer number (10374770754).

Almost surely, 2^27666055342 is an apocalyptic number.

27666055342 is a deficient number, since it is larger than the sum of its proper divisors (13833027674).

27666055342 is a wasteful number, since it uses less digits than its factorization.

27666055342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13833027673.

The product of its (nonzero) digits is 1814400, while the sum is 46.

The spelling of 27666055342 in words is "twenty-seven billion, six hundred sixty-six million, fifty-five thousand, three hundred forty-two".