506052557 has 2 divisors, whose sum is σ = 506052558. Its totient is φ = 506052556.

The previous prime is 506052551. The next prime is 506052623. The reversal of 506052557 is 755250605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275194921 + 230857636 = 16589^2 + 15194^2 .

It is a cyclic number.

It is not a de Polignac number, because 506052557 - 2²⁶ = 438943693 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506052551) 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 as a sum of consecutive naturals, namely, 253026278 + 253026279.

It is an arithmetic number, because the mean of its divisors is an integer number (253026279).

Almost surely, 2^506052557 is an apocalyptic number.

It is an amenable number.

506052557 is a deficient number, since it is larger than the sum of its proper divisors (1).

506052557 is an equidigital number, since it uses as much as digits as its factorization.

506052557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52500, while the sum is 35.

The square root of 506052557 is about 22495.6119498892. The cubic root of 506052557 is about 796.8903013174.

The spelling of 506052557 in words is "five hundred six million, fifty-two thousand, five hundred fifty-seven".