23589657632 has 54 divisors (see below), whose sum is σ = 49049434413. Its totient is φ = 11166228864.

The previous prime is 23589657569. The next prime is 23589657643. The reversal of 23589657632 is 23675698532.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 17709221776 + 5880435856 = 133076^2 + 76684^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=108604.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 16507094 + ... + 16508522.

Almost surely, 2^23589657632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23589657632

23589657632 is an abundant number, since it is smaller than the sum of its proper divisors (25459776781).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23589657632 is an frugal number, since it uses more digits than its factorization.

23589657632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2906 (or 1450 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 56.

The spelling of 23589657632 in words is "twenty-three billion, five hundred eighty-nine million, six hundred fifty-seven thousand, six hundred thirty-two".