229409420923 has 32 divisors (see below), whose sum is σ = 256814530560. Its totient is φ = 203884423680.

The previous prime is 229409420887. The next prime is 229409420953. The reversal of 229409420923 is 329024904922.

It is a cyclic number.

It is not a de Polignac number, because 229409420923 - 2³³ = 220819486331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229409420953) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42238018 + ... + 42243448.

It is an arithmetic number, because the mean of its divisors is an integer number (8025454080).

Almost surely, 2^229409420923 is an apocalyptic number.

229409420923 is a deficient number, since it is larger than the sum of its proper divisors (27405109637).

229409420923 is a wasteful number, since it uses less digits than its factorization.

229409420923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7347.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 229409420923 in words is "two hundred twenty-nine billion, four hundred nine million, four hundred twenty thousand, nine hundred twenty-three".