233231145004305 has 56 divisors (see below), whose sum is σ = 479570401444032. Its totient is φ = 106619951990304.

The previous prime is 233231145004267. The next prime is 233231145004307. The reversal of 233231145004305 is 503400541132332.

233231145004305 is a `hidden beast` number, since 2 + 3 + 3 + 2 + 3 + 114 + 500 + 4 + 30 + 5 = 666.

233231145004305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 233231145004305 - 2¹² = 233231145000209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 233231145004305.

It is not an unprimeable number, because it can be changed into a prime (233231145004307) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 4570445679 + ... + 4570496708.

Almost surely, 2^{233231145004305} is an apocalyptic number.

It is an amenable number.

233231145004305 is an abundant number, since it is smaller than the sum of its proper divisors (246339256439727).

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

233231145004305 is an frugal number, since it uses more digits than its factorization.

233231145004305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9140942417 (or 9140942402 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 233231145004305 its reverse (503400541132332), we get a palindrome (736631686136637).

The spelling of 233231145004305 in words is "two hundred thirty-three trillion, two hundred thirty-one billion, one hundred forty-five million, four thousand, three hundred five".