2662005193 has 2 divisors, whose sum is σ = 2662005194. Its totient is φ = 2662005192.

The previous prime is 2662005173. The next prime is 2662005221. The reversal of 2662005193 is 3915002662.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2538950544 + 123054649 = 50388^2 + 11093^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2662005193 is a prime.

It is not a weakly prime, because it can be changed into another prime (2662005103) 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, 1331002596 + 1331002597.

It is an arithmetic number, because the mean of its divisors is an integer number (1331002597).

Almost surely, 2^2662005193 is an apocalyptic number.

It is an amenable number.

2662005193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2662005193 is an equidigital number, since it uses as much as digits as its factorization.

2662005193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 2662005193 is about 51594.6236830932. The cubic root of 2662005193 is about 1385.9140560918.

The spelling of 2662005193 in words is "two billion, six hundred sixty-two million, five thousand, one hundred ninety-three".