233399391328 has 24 divisors (see below), whose sum is σ = 465799646088. Its totient is φ = 115101068544.

The previous prime is 233399391311. The next prime is 233399391343. The reversal of 233399391328 is 823193993332.

It is a super-4 number, since 4×233399391328⁴ (a number of 47 digits) contains 4444 as substring.

It is a congruent number.

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, 49954726 + ... + 49959397.

It is an arithmetic number, because the mean of its divisors is an integer number (19408318587).

Almost surely, 2^233399391328 is an apocalyptic number.

It is an amenable number.

233399391328 is a deficient number, since it is larger than the sum of its proper divisors (232400254760).

233399391328 is an equidigital number, since it uses as much as digits as its factorization.

233399391328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99914206 (or 99914198 counting only the distinct ones).

The product of its digits is 5668704, while the sum is 55.

The spelling of 233399391328 in words is "two hundred thirty-three billion, three hundred ninety-nine million, three hundred ninety-one thousand, three hundred twenty-eight".