23431424332525 has 96 divisors (see below), whose sum is σ = 33222265924608. Its totient is φ = 16227337420800.

The previous prime is 23431424332507. The next prime is 23431424332543. The reversal of 23431424332525 is 52523342413432.

It is an interprime number because it is at equal distance from previous prime (23431424332507) and next prime (23431424332543).

It is not a de Polignac number, because 23431424332525 - 2¹⁵ = 23431424299757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4010167254 + ... + 4010173096.

It is an arithmetic number, because the mean of its divisors is an integer number (346065270048).

Almost surely, 2^{23431424332525} is an apocalyptic number.

23431424332525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23431424332525 is a deficient number, since it is larger than the sum of its proper divisors (9790841592083).

23431424332525 is a wasteful number, since it uses less digits than its factorization.

23431424332525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8611 (or 8606 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 43.

Adding to 23431424332525 its reverse (52523342413432), we get a palindrome (75954766745957).

The spelling of 23431424332525 in words is "twenty-three trillion, four hundred thirty-one billion, four hundred twenty-four million, three hundred thirty-two thousand, five hundred twenty-five".