5556416641 has 2 divisors, whose sum is σ = 5556416642. Its totient is φ = 5556416640.

The previous prime is 5556416609. The next prime is 5556416683. The reversal of 5556416641 is 1466146555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3341302416 + 2215114225 = 57804^2 + 47065^2 .

It is a cyclic number.

It is not a de Polignac number, because 5556416641 - 2⁵ = 5556416609 is a prime.

It is not a weakly prime, because it can be changed into another prime (5556446641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778208320 + 2778208321.

It is an arithmetic number, because the mean of its divisors is an integer number (2778208321).

Almost surely, 2^5556416641 is an apocalyptic number.

It is an amenable number.

5556416641 is a deficient number, since it is larger than the sum of its proper divisors (1).

5556416641 is an equidigital number, since it uses as much as digits as its factorization.

5556416641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432000, while the sum is 43.

The square root of 5556416641 is about 74541.3753629486. The cubic root of 5556416641 is about 1771.1891145598.

The spelling of 5556416641 in words is "five billion, five hundred fifty-six million, four hundred sixteen thousand, six hundred forty-one".