2556034267 has 2 divisors, whose sum is σ = 2556034268. Its totient is φ = 2556034266.

The previous prime is 2556034253. The next prime is 2556034291. The reversal of 2556034267 is 7624306552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2556034267 - 2¹⁵ = 2556001499 is a prime.

It is a super-2 number, since 2×2556034267² = 13066622348156454578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2556034067) 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, 1278017133 + 1278017134.

It is an arithmetic number, because the mean of its divisors is an integer number (1278017134).

Almost surely, 2^2556034267 is an apocalyptic number.

2556034267 is a deficient number, since it is larger than the sum of its proper divisors (1).

2556034267 is an equidigital number, since it uses as much as digits as its factorization.

2556034267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 40.

The square root of 2556034267 is about 50557.2375333147. The cubic root of 2556034267 is about 1367.2740060151.

The spelling of 2556034267 in words is "two billion, five hundred fifty-six million, thirty-four thousand, two hundred sixty-seven".