660080200828439 has 2 divisors, whose sum is σ = 660080200828440. Its totient is φ = 660080200828438.

The previous prime is 660080200828423. The next prime is 660080200828501. The reversal of 660080200828439 is 934828002080066.

660080200828439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 660080200828439 - 2⁴ = 660080200828423 is a prime.

It is a super-2 number, since 2×660080200828439² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (660080200828409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330040100414219 + 330040100414220.

It is an arithmetic number, because the mean of its divisors is an integer number (330040100414220).

Almost surely, 2^{660080200828439} is an apocalyptic number.

660080200828439 is a deficient number, since it is larger than the sum of its proper divisors (1).

660080200828439 is an equidigital number, since it uses as much as digits as its factorization.

660080200828439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7962624, while the sum is 56.

The spelling of 660080200828439 in words is "six hundred sixty trillion, eighty billion, two hundred million, eight hundred twenty-eight thousand, four hundred thirty-nine".