231634464234 has 32 divisors (see below), whose sum is σ = 465614395200. Its totient is φ = 76821023232.

The previous prime is 231634464233. The next prime is 231634464263. The reversal of 231634464234 is 432464436132.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (231634464233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2054842 + ... + 2164634.

It is an arithmetic number, because the mean of its divisors is an integer number (14550449850).

Almost surely, 2^231634464234 is an apocalyptic number.

231634464234 is an abundant number, since it is smaller than the sum of its proper divisors (233979930966).

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

231634464234 is a wasteful number, since it uses less digits than its factorization.

231634464234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111574.

The product of its digits is 995328, while the sum is 42.

The spelling of 231634464234 in words is "two hundred thirty-one billion, six hundred thirty-four million, four hundred sixty-four thousand, two hundred thirty-four".