5488208021 has 2 divisors, whose sum is σ = 5488208022. Its totient is φ = 5488208020.

The previous prime is 5488208017. The next prime is 5488208111. The reversal of 5488208021 is 1208028845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5294163121 + 194044900 = 72761^2 + 13930^2 .

It is a cyclic number.

It is not a de Polignac number, because 5488208021 - 2² = 5488208017 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5488208321) 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 as a sum of consecutive naturals, namely, 2744104010 + 2744104011.

It is an arithmetic number, because the mean of its divisors is an integer number (2744104011).

Almost surely, 2^5488208021 is an apocalyptic number.

It is an amenable number.

5488208021 is a deficient number, since it is larger than the sum of its proper divisors (1).

5488208021 is an equidigital number, since it uses as much as digits as its factorization.

5488208021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40960, while the sum is 38.

The square root of 5488208021 is about 74082.4407062834. The cubic root of 5488208021 is about 1763.9117561390.

The spelling of 5488208021 in words is "five billion, four hundred eighty-eight million, two hundred eight thousand, twenty-one".