2568996662211 has 12 divisors (see below), whose sum is σ = 4240883378992. Its totient is φ = 1467998092656.

The previous prime is 2568996662207. The next prime is 2568996662269. The reversal of 2568996662211 is 1122666998652.

It is a happy number.

It is not a de Polignac number, because 2568996662211 - 2² = 2568996662207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 40777724797 = 2568996662211 / (2 + 5 + 6 + 8 + 9 + 9 + 6 + 6 + 6 + 2 + 2 + 1 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2568996662611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20388862336 + ... + 20388862461.

Almost surely, 2^{2568996662211} is an apocalyptic number.

2568996662211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2568996662211 is a deficient number, since it is larger than the sum of its proper divisors (1671886716781).

2568996662211 is a wasteful number, since it uses less digits than its factorization.

2568996662211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40777724810 (or 40777724807 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 63.

The spelling of 2568996662211 in words is "two trillion, five hundred sixty-eight billion, nine hundred ninety-six million, six hundred sixty-two thousand, two hundred eleven".