2664256211 has 2 divisors, whose sum is σ = 2664256212. Its totient is φ = 2664256210.

The previous prime is 2664256193. The next prime is 2664256249. The reversal of 2664256211 is 1126524662.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2664256211 is a prime.

It is a super-2 number, since 2×2664256211² = 14196522315704153042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2664256261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332128105 + 1332128106.

It is an arithmetic number, because the mean of its divisors is an integer number (1332128106).

Almost surely, 2^2664256211 is an apocalyptic number.

2664256211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2664256211 is an equidigital number, since it uses as much as digits as its factorization.

2664256211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 35.

The square root of 2664256211 is about 51616.4335362295. The cubic root of 2664256211 is about 1386.3045935900.

The spelling of 2664256211 in words is "two billion, six hundred sixty-four million, two hundred fifty-six thousand, two hundred eleven".