229574945618 has 6 divisors (see below), whose sum is σ = 344363434839. Its totient is φ = 114787134006.

The previous prime is 229574945581. The next prime is 229574945627. The reversal of 229574945618 is 816549475922.

It can be written as a sum of positive squares in only one way, i.e., 114787472809 + 114787472809 = 338803^2 + 338803^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=338803.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 508205 + ... + 847007.

Almost surely, 2^229574945618 is an apocalyptic number.

229574945618 is a deficient number, since it is larger than the sum of its proper divisors (114788489221).

229574945618 is an frugal number, since it uses more digits than its factorization.

229574945618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677608 (or 338805 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 62.

The spelling of 229574945618 in words is "two hundred twenty-nine billion, five hundred seventy-four million, nine hundred forty-five thousand, six hundred eighteen".