535242565242551 has 2 divisors, whose sum is σ = 535242565242552. Its totient is φ = 535242565242550.

The previous prime is 535242565242523. The next prime is 535242565242569. The reversal of 535242565242551 is 155242565242535.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-535242565242551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (535242565242851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267621282621275 + 267621282621276.

It is an arithmetic number, because the mean of its divisors is an integer number (267621282621276).

Almost surely, 2^{535242565242551} is an apocalyptic number.

535242565242551 is a deficient number, since it is larger than the sum of its proper divisors (1).

535242565242551 is an equidigital number, since it uses as much as digits as its factorization.

535242565242551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72000000, while the sum is 56.

The spelling of 535242565242551 in words is "five hundred thirty-five trillion, two hundred forty-two billion, five hundred sixty-five million, two hundred forty-two thousand, five hundred fifty-one".