27834347568 has 40 divisors (see below), whose sum is σ = 73848791728. Its totient is φ = 9027355392.

The previous prime is 27834347561. The next prime is 27834347573. The reversal of 27834347568 is 86574343872.

It is not an unprimeable number, because it can be changed into a prime (27834347561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7834471 + ... + 7838022.

Almost surely, 2^27834347568 is an apocalyptic number.

It is an amenable number.

27834347568 is an abundant number, since it is smaller than the sum of its proper divisors (46014444160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27834347568 is a wasteful number, since it uses less digits than its factorization.

27834347568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15672541 (or 15672535 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 57.

The spelling of 27834347568 in words is "twenty-seven billion, eight hundred thirty-four million, three hundred forty-seven thousand, five hundred sixty-eight".