4511533231231 has 16 divisors (see below), whose sum is σ = 4893616885248. Its totient is φ = 4134562380000.

The previous prime is 4511533231207. The next prime is 4511533231321. The reversal of 4511533231231 is 1321323351154.

It is not a de Polignac number, because 4511533231231 - 2⁵ = 4511533231199 is a prime.

It is a super-2 number, since 2×4511533231231² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4511533234231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1208091 + ... + 3237676.

It is an arithmetic number, because the mean of its divisors is an integer number (305851055328).

Almost surely, 2^{4511533231231} is an apocalyptic number.

4511533231231 is a deficient number, since it is larger than the sum of its proper divisors (382083654017).

4511533231231 is a wasteful number, since it uses less digits than its factorization.

4511533231231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4446342.

The product of its digits is 32400, while the sum is 34.

Adding to 4511533231231 its reverse (1321323351154), we get a palindrome (5832856582385).

The spelling of 4511533231231 in words is "four trillion, five hundred eleven billion, five hundred thirty-three million, two hundred thirty-one thousand, two hundred thirty-one".