12450452551 has 2 divisors, whose sum is σ = 12450452552. Its totient is φ = 12450452550.

The previous prime is 12450452543. The next prime is 12450452629. The reversal of 12450452551 is 15525405421.

12450452551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12450452551 - 2³ = 12450452543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12450452251) 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 as a sum of consecutive naturals, namely, 6225226275 + 6225226276.

It is an arithmetic number, because the mean of its divisors is an integer number (6225226276).

Almost surely, 2^12450452551 is an apocalyptic number.

12450452551 is a deficient number, since it is larger than the sum of its proper divisors (1).

12450452551 is an equidigital number, since it uses as much as digits as its factorization.

12450452551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40000, while the sum is 34.

Adding to 12450452551 its reverse (15525405421), we get a palindrome (27975857972).

The spelling of 12450452551 in words is "twelve billion, four hundred fifty million, four hundred fifty-two thousand, five hundred fifty-one".