27730002775 has 12 divisors (see below), whose sum is σ = 34391251944. Its totient is φ = 22180100000.

The previous prime is 27730002767. The next prime is 27730002787. The reversal of 27730002775 is 57720003772.

It is not a de Polignac number, because 27730002775 - 2³ = 27730002767 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 11 ways as a sum of consecutive naturals, for example, 51900 + ... + 241150.

It is an arithmetic number, because the mean of its divisors is an integer number (2865937662).

Almost surely, 2^27730002775 is an apocalyptic number.

27730002775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27730002775 is a deficient number, since it is larger than the sum of its proper divisors (6661249169).

27730002775 is a wasteful number, since it uses less digits than its factorization.

27730002775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195122 (or 195117 counting only the distinct ones).

The product of its (nonzero) digits is 144060, while the sum is 40.

The spelling of 27730002775 in words is "twenty-seven billion, seven hundred thirty million, two thousand, seven hundred seventy-five".