27646109368 has 16 divisors (see below), whose sum is σ = 53041954680. Its totient is φ = 13501588128.

The previous prime is 27646109363. The next prime is 27646109417. The reversal of 27646109368 is 86390164672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27646109363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40182955 + ... + 40183642.

Almost surely, 2^27646109368 is an apocalyptic number.

It is an amenable number.

27646109368 is a deficient number, since it is larger than the sum of its proper divisors (25395845312).

27646109368 is a wasteful number, since it uses less digits than its factorization.

27646109368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80366646 (or 80366642 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 27646109368 in words is "twenty-seven billion, six hundred forty-six million, one hundred nine thousand, three hundred sixty-eight".