233853238443 has 64 divisors (see below), whose sum is σ = 360067534848. Its totient is φ = 133670400000.

The previous prime is 233853238403. The next prime is 233853238469. The reversal of 233853238443 is 344832358332.

It is not a de Polignac number, because 233853238443 - 2⁸ = 233853238187 is a prime.

It is a super-2 number, since 2×233853238443² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 233853238392 and 233853238401.

It is not an unprimeable number, because it can be changed into a prime (233853238403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49532323 + ... + 49537043.

It is an arithmetic number, because the mean of its divisors is an integer number (5626055232).

Almost surely, 2^233853238443 is an apocalyptic number.

233853238443 is a deficient number, since it is larger than the sum of its proper divisors (126214296405).

233853238443 is a wasteful number, since it uses less digits than its factorization.

233853238443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5988.

The product of its digits is 4976640, while the sum is 48.

The spelling of 233853238443 in words is "two hundred thirty-three billion, eight hundred fifty-three million, two hundred thirty-eight thousand, four hundred forty-three".