229847699521 has 8 divisors (see below), whose sum is σ = 265492530144. Its totient is φ = 196661133120.

The previous prime is 229847699513. The next prime is 229847699567. The reversal of 229847699521 is 125996748922.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 229847699521 - 2³ = 229847699513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229847699591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614565855 + ... + 614566228.

It is an arithmetic number, because the mean of its divisors is an integer number (33186566268).

Almost surely, 2^229847699521 is an apocalyptic number.

It is an amenable number.

229847699521 is a deficient number, since it is larger than the sum of its proper divisors (35644830623).

229847699521 is a wasteful number, since it uses less digits than its factorization.

229847699521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229132111.

The product of its digits is 39191040, while the sum is 64.

The spelling of 229847699521 in words is "two hundred twenty-nine billion, eight hundred forty-seven million, six hundred ninety-nine thousand, five hundred twenty-one".