27023609775 has 12 divisors (see below), whose sum is σ = 44679034952. Its totient is φ = 14412591840.

The previous prime is 27023609759. The next prime is 27023609779. The reversal of 27023609775 is 57790632072.

It is not a de Polignac number, because 27023609775 - 2⁴ = 27023609759 is a prime.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27023609779) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180157324 + ... + 180157473.

Almost surely, 2^27023609775 is an apocalyptic number.

27023609775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27023609775 is a deficient number, since it is larger than the sum of its proper divisors (17655425177).

27023609775 is a wasteful number, since it uses less digits than its factorization.

27023609775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360314810 (or 360314805 counting only the distinct ones).

The product of its (nonzero) digits is 1111320, while the sum is 48.

The spelling of 27023609775 in words is "twenty-seven billion, twenty-three million, six hundred nine thousand, seven hundred seventy-five".