23306668064 has 24 divisors (see below), whose sum is σ = 45889817148. Its totient is φ = 11652111360.

The previous prime is 23306668051. The next prime is 23306668081. The reversal of 23306668064 is 46086660332.

It can be written as a sum of positive squares in 2 ways, for example, as 17448296464 + 5858371600 = 132092^2 + 76540^2 .

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, 324524 + ... + 389780.

Almost surely, 2^23306668064 is an apocalyptic number.

It is an amenable number.

23306668064 is a deficient number, since it is larger than the sum of its proper divisors (22583149084).

23306668064 is a wasteful number, since it uses less digits than its factorization.

23306668064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76428 (or 76420 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 23306668064 in words is "twenty-three billion, three hundred six million, six hundred sixty-eight thousand, sixty-four".