27225372276 has 18 divisors (see below), whose sum is σ = 68819691122. Its totient is φ = 9075124080.

The previous prime is 27225372271. The next prime is 27225372283. The reversal of 27225372276 is 67227352272.

27225372276 is a `hidden beast` number, since 2 + 7 + 2 + 2 + 5 + 372 + 276 = 666.

It can be written as a sum of positive squares in only one way, i.e., 16288395876 + 10936976400 = 127626^2 + 104580^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27225372271) 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 5 ways as a sum of consecutive naturals, for example, 378130135 + ... + 378130206.

Almost surely, 2^27225372276 is an apocalyptic number.

It is an amenable number.

27225372276 is an abundant number, since it is smaller than the sum of its proper divisors (41594318846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27225372276 is a wasteful number, since it uses less digits than its factorization.

27225372276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756260351 (or 756260346 counting only the distinct ones).

The product of its digits is 987840, while the sum is 45.

The spelling of 27225372276 in words is "twenty-seven billion, two hundred twenty-five million, three hundred seventy-two thousand, two hundred seventy-six".