662083402489 has 2 divisors, whose sum is σ = 662083402490. Its totient is φ = 662083402488.

The previous prime is 662083402471. The next prime is 662083402567. The reversal of 662083402489 is 984204380266.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 514938278464 + 147145124025 = 717592^2 + 383595^2 .

It is a cyclic number.

It is not a de Polignac number, because 662083402489 - 2⁹ = 662083401977 is a prime.

It is a super-2 number, since 2×662083402489² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (662083402459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331041701244 + 331041701245.

It is an arithmetic number, because the mean of its divisors is an integer number (331041701245).

Almost surely, 2^662083402489 is an apocalyptic number.

It is an amenable number.

662083402489 is a deficient number, since it is larger than the sum of its proper divisors (1).

662083402489 is an equidigital number, since it uses as much as digits as its factorization.

662083402489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3981312, while the sum is 52.

The spelling of 662083402489 in words is "six hundred sixty-two billion, eighty-three million, four hundred two thousand, four hundred eighty-nine".