232553540543 has 4 divisors (see below), whose sum is σ = 232790116848. Its totient is φ = 232316964240.

The previous prime is 232553540497. The next prime is 232553540579. The reversal of 232553540543 is 345045355232.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 232553540543 - 2⁸ = 232553540287 is a prime.

It is a super-2 number, since 2×232553540543² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 232553540543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232553540143) 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, 118286678 + ... + 118288643.

It is an arithmetic number, because the mean of its divisors is an integer number (58197529212).

Almost surely, 2^232553540543 is an apocalyptic number.

232553540543 is a deficient number, since it is larger than the sum of its proper divisors (236576305).

232553540543 is an equidigital number, since it uses as much as digits as its factorization.

232553540543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236576304.

The product of its (nonzero) digits is 1080000, while the sum is 41.

Adding to 232553540543 its reverse (345045355232), we get a palindrome (577598895775).

The spelling of 232553540543 in words is "two hundred thirty-two billion, five hundred fifty-three million, five hundred forty thousand, five hundred forty-three".