2556084450211 has 2 divisors, whose sum is σ = 2556084450212. Its totient is φ = 2556084450210.

The previous prime is 2556084450119. The next prime is 2556084450221. The reversal of 2556084450211 is 1120544806552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2556084450211 - 2⁷ = 2556084450083 is a prime.

It is a super-2 number, since 2×2556084450211² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2556084450221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1278042225105 + 1278042225106.

It is an arithmetic number, because the mean of its divisors is an integer number (1278042225106).

Almost surely, 2^{2556084450211} is an apocalyptic number.

2556084450211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2556084450211 is an equidigital number, since it uses as much as digits as its factorization.

2556084450211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384000, while the sum is 43.

The spelling of 2556084450211 in words is "two trillion, five hundred fifty-six billion, eighty-four million, four hundred fifty thousand, two hundred eleven".