233145240155532 has 36 divisors (see below), whose sum is σ = 589339963292080. Its totient is φ = 77715000109152.

The previous prime is 233145240155519. The next prime is 233145240155593. The reversal of 233145240155532 is 235551042541332.

233145240155532 is a `hidden beast` number, since 2 + 3 + 3 + 1 + 4 + 52 + 40 + 1 + 5 + 553 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 39803769 + ... + 45283887.

Almost surely, 2^{233145240155532} is an apocalyptic number.

It is an amenable number.

233145240155532 is an abundant number, since it is smaller than the sum of its proper divisors (356194723136548).

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

233145240155532 is a wasteful number, since it uses less digits than its factorization.

233145240155532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6661902 (or 6661897 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

Adding to 233145240155532 its reverse (235551042541332), we get a palindrome (468696282696864).

The spelling of 233145240155532 in words is "two hundred thirty-three trillion, one hundred forty-five billion, two hundred forty million, one hundred fifty-five thousand, five hundred thirty-two".