234665312656 has 20 divisors (see below), whose sum is σ = 455264679772. Its totient is φ = 117177653376.

The previous prime is 234665312647. The next prime is 234665312669. The reversal of 234665312656 is 656213566432.

It can be written as a sum of positive squares in 2 ways, for example, as 146168582400 + 88496730256 = 382320^2 + 297484^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9675195 + ... + 9699418.

Almost surely, 2^234665312656 is an apocalyptic number.

It is an amenable number.

234665312656 is a deficient number, since it is larger than the sum of its proper divisors (220599367116).

234665312656 is a wasteful number, since it uses less digits than its factorization.

234665312656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19375378 (or 19375372 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 49.

The spelling of 234665312656 in words is "two hundred thirty-four billion, six hundred sixty-five million, three hundred twelve thousand, six hundred fifty-six".