256255802083 has 2 divisors, whose sum is σ = 256255802084. Its totient is φ = 256255802082.

The previous prime is 256255802057. The next prime is 256255802141. The reversal of 256255802083 is 380208552652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 256255802083 - 2¹⁷ = 256255671011 is a prime.

It is a super-2 number, since 2×256255802083² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (256255802183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128127901041 + 128127901042.

It is an arithmetic number, because the mean of its divisors is an integer number (128127901042).

Almost surely, 2^256255802083 is an apocalyptic number.

256255802083 is a deficient number, since it is larger than the sum of its proper divisors (1).

256255802083 is an equidigital number, since it uses as much as digits as its factorization.

256255802083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152000, while the sum is 46.

The spelling of 256255802083 in words is "two hundred fifty-six billion, two hundred fifty-five million, eight hundred two thousand, eighty-three".