23531013532 has 48 divisors (see below), whose sum is σ = 44850772512. Its totient is φ = 10737388800.

The previous prime is 23531013509. The next prime is 23531013557.

23531013532 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 23531013532.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4130478 + ... + 4136170.

It is an arithmetic number, because the mean of its divisors is an integer number (934391094).

Almost surely, 2^23531013532 is an apocalyptic number.

It is an amenable number.

23531013532 is a deficient number, since it is larger than the sum of its proper divisors (21319758980).

23531013532 is a wasteful number, since it uses less digits than its factorization.

23531013532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6598 (or 6596 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 28.

It can be divided in two parts, 235310 and 13532, that added together give a palindrome (248842).

The spelling of 23531013532 in words is "twenty-three billion, five hundred thirty-one million, thirteen thousand, five hundred thirty-two".