233959885636 has 9 divisors (see below), whose sum is σ = 409431492799. Its totient is φ = 116979459124.

The previous prime is 233959885631. The next prime is 233959885681. The reversal of 233959885636 is 636588959332.

The square root of 233959885636 is 483694.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233959885631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 846465 + ... + 1088311.

Almost surely, 2^233959885636 is an apocalyptic number.

233959885636 is the 483694-th square number.

It is an amenable number.

233959885636 is a deficient number, since it is larger than the sum of its proper divisors (175471607163).

233959885636 is an frugal number, since it uses more digits than its factorization.

233959885636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483698 (or 241849 counting only the distinct ones).

The product of its digits is 251942400, while the sum is 67.

The spelling of 233959885636 in words is "two hundred thirty-three billion, nine hundred fifty-nine million, eight hundred eighty-five thousand, six hundred thirty-six".