23563236532 has 18 divisors (see below), whose sum is σ = 45325152194. Its totient is φ = 10710561840.

The previous prime is 23563236527. The next prime is 23563236533.

23563236532 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 14286464676 + 9276771856 = 119526^2 + 96316^2 .

It is a super-2 number, since 2×23563236532² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23563236533) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24341703 + ... + 24342670.

Almost surely, 2^23563236532 is an apocalyptic number.

23563236532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23563236532 is a deficient number, since it is larger than the sum of its proper divisors (21761915662).

23563236532 is a wasteful number, since it uses less digits than its factorization.

23563236532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48684399 (or 48684386 counting only the distinct ones).

The product of its digits is 583200, while the sum is 40.

The spelling of 23563236532 in words is "twenty-three billion, five hundred sixty-three million, two hundred thirty-six thousand, five hundred thirty-two".