5664551728039 has 2 divisors, whose sum is σ = 5664551728040. Its totient is φ = 5664551728038.

The previous prime is 5664551728019. The next prime is 5664551728061. The reversal of 5664551728039 is 9308271554665.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5664551728039 - 2³⁷ = 5527112774567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5664551728019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832275864019 + 2832275864020.

It is an arithmetic number, because the mean of its divisors is an integer number (2832275864020).

It is a 2-persistent number, because it is pandigital, and so is 2⋅5664551728039 = 11329103456078, but 3⋅5664551728039 = 16993655184117 is not.

Almost surely, 2^{5664551728039} is an apocalyptic number.

5664551728039 is a deficient number, since it is larger than the sum of its proper divisors (1).

5664551728039 is an equidigital number, since it uses as much as digits as its factorization.

5664551728039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432000, while the sum is 61.

The spelling of 5664551728039 in words is "five trillion, six hundred sixty-four billion, five hundred fifty-one million, seven hundred twenty-eight thousand, thirty-nine".