227429852172 has 12 divisors (see below), whose sum is σ = 530669655096. Its totient is φ = 75809950720.

The previous prime is 227429852131. The next prime is 227429852173. The reversal of 227429852172 is 271258924722.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (227429852173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9476243829 + ... + 9476243852.

It is an arithmetic number, because the mean of its divisors is an integer number (44222471258).

Almost surely, 2^227429852172 is an apocalyptic number.

It is an amenable number.

227429852172 is an abundant number, since it is smaller than the sum of its proper divisors (303239802924).

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

227429852172 is a wasteful number, since it uses less digits than its factorization.

227429852172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18952487688 (or 18952487686 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 51.

The spelling of 227429852172 in words is "two hundred twenty-seven billion, four hundred twenty-nine million, eight hundred fifty-two thousand, one hundred seventy-two".