27775002775 has 24 divisors (see below), whose sum is σ = 37140025664. Its totient is φ = 20483280000.

The previous prime is 27775002767. The next prime is 27775002809. The reversal of 27775002775 is 57720057772.

It is not a de Polignac number, because 27775002775 - 2³ = 27775002767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 187177 + ... + 300973.

Almost surely, 2^27775002775 is an apocalyptic number.

27775002775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27775002775 is a deficient number, since it is larger than the sum of its proper divisors (9365022889).

27775002775 is a wasteful number, since it uses less digits than its factorization.

27775002775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114571 (or 114566 counting only the distinct ones).

The product of its (nonzero) digits is 1680700, while the sum is 49.

The spelling of 27775002775 in words is "twenty-seven billion, seven hundred seventy-five million, two thousand, seven hundred seventy-five".