32505424423 has 4 divisors (see below), whose sum is σ = 33056363880. Its totient is φ = 31954484968.

The previous prime is 32505424351. The next prime is 32505424453. The reversal of 32505424423 is 32442450523.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 32505424423 - 2²⁹ = 31968553511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32505424453) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 275469640 + ... + 275469757.

It is an arithmetic number, because the mean of its divisors is an integer number (8264090970).

Almost surely, 2^32505424423 is an apocalyptic number.

32505424423 is a deficient number, since it is larger than the sum of its proper divisors (550939457).

32505424423 is an equidigital number, since it uses as much as digits as its factorization.

32505424423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550939456.

The product of its (nonzero) digits is 115200, while the sum is 34.

Adding to 32505424423 its reverse (32442450523), we get a palindrome (64947874946).

The spelling of 32505424423 in words is "thirty-two billion, five hundred five million, four hundred twenty-four thousand, four hundred twenty-three".