233132401329 has 4 divisors (see below), whose sum is σ = 310843201776. Its totient is φ = 155421600884.

The previous prime is 233132401321. The next prime is 233132401351. The reversal of 233132401329 is 923104231332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 233132401329 - 2³ = 233132401321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 233132401329.

It is not an unprimeable number, because it can be changed into a prime (233132401321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38855400219 + ... + 38855400224.

It is an arithmetic number, because the mean of its divisors is an integer number (77710800444).

Almost surely, 2^233132401329 is an apocalyptic number.

It is an amenable number.

233132401329 is a deficient number, since it is larger than the sum of its proper divisors (77710800447).

233132401329 is an equidigital number, since it uses as much as digits as its factorization.

233132401329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77710800446.

The product of its (nonzero) digits is 23328, while the sum is 33.

The spelling of 233132401329 in words is "two hundred thirty-three billion, one hundred thirty-two million, four hundred one thousand, three hundred twenty-nine".