233404012524 has 12 divisors (see below), whose sum is σ = 544609362584. Its totient is φ = 77801337504.

The previous prime is 233404012469. The next prime is 233404012553. The reversal of 233404012524 is 425210404332.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 233404012491 and 233404012500.

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, 9725167177 + ... + 9725167200.

Almost surely, 2^233404012524 is an apocalyptic number.

It is an amenable number.

233404012524 is an abundant number, since it is smaller than the sum of its proper divisors (311205350060).

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

233404012524 is a wasteful number, since it uses less digits than its factorization.

233404012524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19450334384 (or 19450334382 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 233404012524 its reverse (425210404332), we get a palindrome (658614416856).

The spelling of 233404012524 in words is "two hundred thirty-three billion, four hundred four million, twelve thousand, five hundred twenty-four".