27272954775 has 24 divisors (see below), whose sum is σ = 49190494464. Its totient is φ = 13223250400.

The previous prime is 27272954773. The next prime is 27272954827. The reversal of 27272954775 is 57745927272.

It is not a de Polignac number, because 27272954775 - 2¹ = 27272954773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27272954773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16528239 + ... + 16529888.

It is an arithmetic number, because the mean of its divisors is an integer number (2049603936).

Almost surely, 2^27272954775 is an apocalyptic number.

27272954775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27272954775 is a deficient number, since it is larger than the sum of its proper divisors (21917539689).

27272954775 is a wasteful number, since it uses less digits than its factorization.

27272954775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33058151 (or 33058146 counting only the distinct ones).

The product of its digits is 17287200, while the sum is 57.

The spelling of 27272954775 in words is "twenty-seven billion, two hundred seventy-two million, nine hundred fifty-four thousand, seven hundred seventy-five".