662326713089 has 2 divisors, whose sum is σ = 662326713090. Its totient is φ = 662326713088.

The previous prime is 662326713049. The next prime is 662326713119. The reversal of 662326713089 is 980317623266.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 492792768064 + 169533945025 = 701992^2 + 411745^2 .

It is a cyclic number.

It is not a de Polignac number, because 662326713089 - 2⁸ = 662326712833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 662326713089.

It is not a weakly prime, because it can be changed into another prime (662326713019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331163356544 + 331163356545.

It is an arithmetic number, because the mean of its divisors is an integer number (331163356545).

Almost surely, 2^662326713089 is an apocalyptic number.

It is an amenable number.

662326713089 is a deficient number, since it is larger than the sum of its proper divisors (1).

662326713089 is an equidigital number, since it uses as much as digits as its factorization.

662326713089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 53.

The spelling of 662326713089 in words is "six hundred sixty-two billion, three hundred twenty-six million, seven hundred thirteen thousand, eighty-nine".