229303665072 has 60 divisors (see below), whose sum is σ = 658215015640. Its totient is φ = 76431237408.

The previous prime is 229303665043. The next prime is 229303665083. The reversal of 229303665072 is 270566303922.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

229303665072 is a `hidden beast` number, since 22 + 93 + 0 + 36 + 6 + 507 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9941329 + ... + 9964367.

Almost surely, 2^229303665072 is an apocalyptic number.

It is an amenable number.

229303665072 is an abundant number, since it is smaller than the sum of its proper divisors (428911350568).

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

229303665072 is an frugal number, since it uses more digits than its factorization.

229303665072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46095 (or 23044 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

Adding to 229303665072 its reverse (270566303922), we get a palindrome (499869968994).

The spelling of 229303665072 in words is "two hundred twenty-nine billion, three hundred three million, six hundred sixty-five thousand, seventy-two".