27834347472 has 40 divisors (see below), whose sum is σ = 72771738144. Its totient is φ = 9166329984.

The previous prime is 27834347417. The next prime is 27834347543. The reversal of 27834347472 is 27474343872.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3489283 + ... + 3497250.

Almost surely, 2^27834347472 is an apocalyptic number.

It is an amenable number.

27834347472 is an abundant number, since it is smaller than the sum of its proper divisors (44937390672).

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

27834347472 is a wasteful number, since it uses less digits than its factorization.

27834347472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6986627 (or 6986621 counting only the distinct ones).

The product of its digits is 6322176, while the sum is 51.

The spelling of 27834347472 in words is "twenty-seven billion, eight hundred thirty-four million, three hundred forty-seven thousand, four hundred seventy-two".