256303303410419 has 2 divisors, whose sum is σ = 256303303410420. Its totient is φ = 256303303410418.

The previous prime is 256303303410377. The next prime is 256303303410509. The reversal of 256303303410419 is 914014303303652.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-256303303410419 is a prime.

It is a super-2 number, since 2×256303303410419² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 256303303410419.

It is not a weakly prime, because it can be changed into another prime (256303303410019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128151651705209 + 128151651705210.

It is an arithmetic number, because the mean of its divisors is an integer number (128151651705210).

Almost surely, 2^{256303303410419} is an apocalyptic number.

256303303410419 is a deficient number, since it is larger than the sum of its proper divisors (1).

256303303410419 is an equidigital number, since it uses as much as digits as its factorization.

256303303410419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 44.

The spelling of 256303303410419 in words is "two hundred fifty-six trillion, three hundred three billion, three hundred three million, four hundred ten thousand, four hundred nineteen".