256510483 has 2 divisors, whose sum is σ = 256510484. Its totient is φ = 256510482.

The previous prime is 256510447. The next prime is 256510487. The reversal of 256510483 is 384015652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 256510483 - 2⁹ = 256509971 is a prime.

It is a super-3 number, since 3×256510483³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (256510487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128255241 + 128255242.

It is an arithmetic number, because the mean of its divisors is an integer number (128255242).

Almost surely, 2^256510483 is an apocalyptic number.

256510483 is a deficient number, since it is larger than the sum of its proper divisors (1).

256510483 is an equidigital number, since it uses as much as digits as its factorization.

256510483 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 256510483 is about 16015.9446490053. The cubic root of 256510483 is about 635.3821932978.

The spelling of 256510483 in words is "two hundred fifty-six million, five hundred ten thousand, four hundred eighty-three".