229727443968 has 132 divisors (see below), whose sum is σ = 723636329208. Its totient is φ = 69614346240.

The previous prime is 229727443921. The next prime is 229727443973. The reversal of 229727443968 is 869344727922.

229727443968 is a `hidden beast` number, since 2 + 2 + 9 + 72 + 74 + 439 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (132).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1031671 + ... + 1234422.

Almost surely, 2^229727443968 is an apocalyptic number.

It is an amenable number.

229727443968 is an abundant number, since it is smaller than the sum of its proper divisors (493908885240).

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

229727443968 is a wasteful number, since it uses less digits than its factorization.

229727443968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266130 (or 2266109 counting only the distinct ones).

The product of its digits is 73156608, while the sum is 63.

The spelling of 229727443968 in words is "two hundred twenty-nine billion, seven hundred twenty-seven million, four hundred forty-three thousand, nine hundred sixty-eight".