229731189351 has 8 divisors (see below), whose sum is σ = 322429739520. Its totient is φ = 145093382712.

The previous prime is 229731189349. The next prime is 229731189361. The reversal of 229731189351 is 153981137922.

It is a happy number.

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

It is not a de Polignac number, because 229731189351 - 2¹ = 229731189349 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 229731189294 and 229731189303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229731189301) 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, 2015185815 + ... + 2015185928.

It is an arithmetic number, because the mean of its divisors is an integer number (40303717440).

Almost surely, 2^229731189351 is an apocalyptic number.

229731189351 is a deficient number, since it is larger than the sum of its proper divisors (92698550169).

229731189351 is a wasteful number, since it uses less digits than its factorization.

229731189351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4030371765.

The product of its digits is 816480, while the sum is 51.

The spelling of 229731189351 in words is "two hundred twenty-nine billion, seven hundred thirty-one million, one hundred eighty-nine thousand, three hundred fifty-one".