32505424453 has 2 divisors, whose sum is σ = 32505424454. Its totient is φ = 32505424452.

The previous prime is 32505424351. The next prime is 32505424459. The reversal of 32505424453 is 35442450523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32503402369 + 2022084 = 180287^2 + 1422^2 .

It is a cyclic number.

It is not a de Polignac number, because 32505424453 - 2²⁵ = 32471870021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32505424459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16252712226 + 16252712227.

It is an arithmetic number, because the mean of its divisors is an integer number (16252712227).

Almost surely, 2^32505424453 is an apocalyptic number.

It is an amenable number.

32505424453 is a deficient number, since it is larger than the sum of its proper divisors (1).

32505424453 is an equidigital number, since it uses as much as digits as its factorization.

32505424453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288000, while the sum is 37.

Adding to 32505424453 its reverse (35442450523), we get a palindrome (67947874976).

The spelling of 32505424453 in words is "thirty-two billion, five hundred five million, four hundred twenty-four thousand, four hundred fifty-three".