5656111049 has 2 divisors, whose sum is σ = 5656111050. Its totient is φ = 5656111048.

The previous prime is 5656111037. The next prime is 5656111067. The reversal of 5656111049 is 9401116565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4501470649 + 1154640400 = 67093^2 + 33980^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5656111049 is a prime.

It is not a weakly prime, because it can be changed into another prime (5656111849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2828055524 + 2828055525.

It is an arithmetic number, because the mean of its divisors is an integer number (2828055525).

Almost surely, 2^5656111049 is an apocalyptic number.

It is an amenable number.

5656111049 is a deficient number, since it is larger than the sum of its proper divisors (1).

5656111049 is an equidigital number, since it uses as much as digits as its factorization.

5656111049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 5656111049 is about 75207.1209992777. The cubic root of 5656111049 is about 1781.7194017011.

The spelling of 5656111049 in words is "five billion, six hundred fifty-six million, one hundred eleven thousand, forty-nine".