229772252277 has 12 divisors (see below), whose sum is σ = 343337848620. Its totient is φ = 147899380608.

The previous prime is 229772252273. The next prime is 229772252279. The reversal of 229772252277 is 772252277922.

It is a happy number.

229772252277 is a `hidden beast` number, since 2 + 2 + 97 + 7 + 22 + 522 + 7 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 111775880241 + 117996372036 = 334329^2 + 343506^2 .

It is not a de Polignac number, because 229772252277 - 2² = 229772252273 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229772252273) 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, 440176468 + ... + 440176989.

It is an arithmetic number, because the mean of its divisors is an integer number (28611487385).

Almost surely, 2^229772252277 is an apocalyptic number.

It is an amenable number.

229772252277 is a deficient number, since it is larger than the sum of its proper divisors (113565596343).

229772252277 is a wasteful number, since it uses less digits than its factorization.

229772252277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880353492 (or 880353489 counting only the distinct ones).

The product of its digits is 6914880, while the sum is 54.

The spelling of 229772252277 in words is "two hundred twenty-nine billion, seven hundred seventy-two million, two hundred fifty-two thousand, two hundred seventy-seven".