233454330664 has 16 divisors (see below), whose sum is σ = 441600560820. Its totient is φ = 115694181120.

The previous prime is 233454330649. The next prime is 233454330671. The reversal of 233454330664 is 466033454332.

It can be written as a sum of positive squares in 2 ways, for example, as 177974296900 + 55480033764 = 421870^2 + 235542^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 233454330664.

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, 129122067 + ... + 129123874.

Almost surely, 2^233454330664 is an apocalyptic number.

It is an amenable number.

233454330664 is a deficient number, since it is larger than the sum of its proper divisors (208146230156).

233454330664 is a wasteful number, since it uses less digits than its factorization.

233454330664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258246060 (or 258246056 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 43.

Adding to 233454330664 its reverse (466033454332), we get a palindrome (699487784996).

The spelling of 233454330664 in words is "two hundred thirty-three billion, four hundred fifty-four million, three hundred thirty thousand, six hundred sixty-four".