229734448531 has 4 divisors (see below), whose sum is σ = 262553655472. Its totient is φ = 196915241592.

The previous prime is 229734448507. The next prime is 229734448549. The reversal of 229734448531 is 135844437922.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 229734448531 - 2⁷ = 229734448403 is a prime.

It is a super-2 number, since 2×229734448531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229734448591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16409603460 + ... + 16409603473.

It is an arithmetic number, because the mean of its divisors is an integer number (65638413868).

Almost surely, 2^229734448531 is an apocalyptic number.

229734448531 is a deficient number, since it is larger than the sum of its proper divisors (32819206941).

229734448531 is an equidigital number, since it uses as much as digits as its factorization.

229734448531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32819206940.

The product of its digits is 5806080, while the sum is 52.

The spelling of 229734448531 in words is "two hundred twenty-nine billion, seven hundred thirty-four million, four hundred forty-eight thousand, five hundred thirty-one".