233199734393988 has 72 divisors (see below), whose sum is σ = 599164903937600. Its totient is φ = 76465994175936.

The previous prime is 233199734393987. The next prime is 233199734394079. The reversal of 233199734393988 is 889393437991332.

233199734393988 is a `hidden beast` number, since 2 + 3 + 3 + 1 + 9 + 9 + 73 + 439 + 39 + 88 = 666.

It is a super-2 number, since 2×233199734393988² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (233199734393987) 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 23 ways as a sum of consecutive naturals, for example, 213228256 + ... + 214319127.

Almost surely, 2^{233199734393988} is an apocalyptic number.

It is an amenable number.

233199734393988 is an abundant number, since it is smaller than the sum of its proper divisors (365965169543612).

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

233199734393988 is a wasteful number, since it uses less digits than its factorization.

233199734393988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427547641 (or 427547636 counting only the distinct ones).

The product of its digits is 5714053632, while the sum is 81.

The spelling of 233199734393988 in words is "two hundred thirty-three trillion, one hundred ninety-nine billion, seven hundred thirty-four million, three hundred ninety-three thousand, nine hundred eighty-eight".