23523453325 has 24 divisors (see below), whose sum is σ = 30120968960. Its totient is φ = 18205084800.

The previous prime is 23523453319. The next prime is 23523453347. The reversal of 23523453325 is 52335432532.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-23523453325 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4034062 + ... + 4039888.

Almost surely, 2^23523453325 is an apocalyptic number.

23523453325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23523453325 is a deficient number, since it is larger than the sum of its proper divisors (6597515635).

23523453325 is a wasteful number, since it uses less digits than its factorization.

23523453325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11077 (or 11072 counting only the distinct ones).

The product of its digits is 324000, while the sum is 37.

Adding to 23523453325 its reverse (52335432532), we get a palindrome (75858885857).

The spelling of 23523453325 in words is "twenty-three billion, five hundred twenty-three million, four hundred fifty-three thousand, three hundred twenty-five".