23526344689 has 9 divisors (see below), whose sum is σ = 23696746059. Its totient is φ = 23357163240.

The previous prime is 23526344669. The next prime is 23526344717. The reversal of 23526344689 is 98644362532.

The square root of 23526344689 is 153383.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 14588533089 + 8937811600 = 120783^2 + 94540^2 .

It is not a de Polignac number, because 23526344689 - 2¹¹ = 23526342641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23526344609) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 25000959 + ... + 25001899.

Almost surely, 2^23526344689 is an apocalyptic number.

23526344689 is the 153383-rd square number.

23526344689 is the 76692-nd centered octagonal number.

It is an amenable number.

23526344689 is a deficient number, since it is larger than the sum of its proper divisors (170401370).

23526344689 is an frugal number, since it uses more digits than its factorization.

23526344689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2208 (or 1104 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 52.

The spelling of 23526344689 in words is "twenty-three billion, five hundred twenty-six million, three hundred forty-four thousand, six hundred eighty-nine".