23505352513 has 8 divisors (see below), whose sum is σ = 24658361280. Its totient is φ = 22375175760.

The previous prime is 23505352477. The next prime is 23505352537. The reversal of 23505352513 is 31525350532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23505352513 - 2⁹ = 23505352001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23505352813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5705895 + ... + 5710012.

It is an arithmetic number, because the mean of its divisors is an integer number (3082295160).

Almost surely, 2^23505352513 is an apocalyptic number.

It is an amenable number.

23505352513 is a deficient number, since it is larger than the sum of its proper divisors (1153008767).

23505352513 is a wasteful number, since it uses less digits than its factorization.

23505352513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11416007.

The product of its (nonzero) digits is 67500, while the sum is 34.

The spelling of 23505352513 in words is "twenty-three billion, five hundred five million, three hundred fifty-two thousand, five hundred thirteen".