551424330451513 has 2 divisors, whose sum is σ = 551424330451514. Its totient is φ = 551424330451512.

The previous prime is 551424330451499. The next prime is 551424330451609. The reversal of 551424330451513 is 315154033424155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 400500476450064 + 150923854001449 = 20012508^2 + 12285107^2 .

It is a cyclic number.

It is not a de Polignac number, because 551424330451513 - 2³⁷ = 551286891498041 is a prime.

It is not a weakly prime, because it can be changed into another prime (551424330251513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275712165225756 + 275712165225757.

It is an arithmetic number, because the mean of its divisors is an integer number (275712165225757).

Almost surely, 2^{551424330451513} is an apocalyptic number.

It is an amenable number.

551424330451513 is a deficient number, since it is larger than the sum of its proper divisors (1).

551424330451513 is an equidigital number, since it uses as much as digits as its factorization.

551424330451513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160000, while the sum is 46.

Adding to 551424330451513 its reverse (315154033424155), we get a palindrome (866578363875668).

The spelling of 551424330451513 in words is "five hundred fifty-one trillion, four hundred twenty-four billion, three hundred thirty million, four hundred fifty-one thousand, five hundred thirteen".