27004935387 has 18 divisors (see below), whose sum is σ = 38256059604. Its totient is φ = 16941237120.

The previous prime is 27004935383. The next prime is 27004935427. The reversal of 27004935387 is 78353940072.

It is not a de Polignac number, because 27004935387 - 2² = 27004935383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27004935383) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4835937 + ... + 4841517.

Almost surely, 2^27004935387 is an apocalyptic number.

27004935387 is a deficient number, since it is larger than the sum of its proper divisors (11251124217).

27004935387 is an frugal number, since it uses more digits than its factorization.

27004935387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11199 (or 5601 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 48.

Multiplying 27004935387 by its sum of digits (48), we get a square (1296236898576 = 1138524²).

The spelling of 27004935387 in words is "twenty-seven billion, four million, nine hundred thirty-five thousand, three hundred eighty-seven".