23531622613532 has 24 divisors (see below), whose sum is σ = 45968751155712. Its totient is φ = 10447443442800.

The previous prime is 23531622613507. The next prime is 23531622613537.

It is a happy number.

23531622613532 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23531622613537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6218714444 + ... + 6218718227.

It is an arithmetic number, because the mean of its divisors is an integer number (1915364631488).

Almost surely, 2^{23531622613532} is an apocalyptic number.

23531622613532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23531622613532 is a deficient number, since it is larger than the sum of its proper divisors (22437128542180).

23531622613532 is a wasteful number, since it uses less digits than its factorization.

23531622613532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12437432729 (or 12437432727 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 44.

It can be divided in two parts, 2353162 and 2613532, that added together give a palindrome (4966694).

The spelling of 23531622613532 in words is "twenty-three trillion, five hundred thirty-one billion, six hundred twenty-two million, six hundred thirteen thousand, five hundred thirty-two".