2056596919049 has 2 divisors, whose sum is σ = 2056596919050. Its totient is φ = 2056596919048.

The previous prime is 2056596918979. The next prime is 2056596919067. The reversal of 2056596919049 is 9409196956502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1400747995024 + 655848924025 = 1183532^2 + 809845^2 .

It is a cyclic number.

It is not a de Polignac number, because 2056596919049 - 2²⁰ = 2056595870473 is a prime.

It is not a weakly prime, because it can be changed into another prime (2056596919249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028298459524 + 1028298459525.

It is an arithmetic number, because the mean of its divisors is an integer number (1028298459525).

Almost surely, 2^{2056596919049} is an apocalyptic number.

It is an amenable number.

2056596919049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2056596919049 is an equidigital number, since it uses as much as digits as its factorization.

2056596919049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47239200, while the sum is 65.

The spelling of 2056596919049 in words is "two trillion, fifty-six billion, five hundred ninety-six million, nine hundred nineteen thousand, forty-nine".