662552138089 has 2 divisors, whose sum is σ = 662552138090. Its totient is φ = 662552138088.

The previous prime is 662552138081. The next prime is 662552138093. The reversal of 662552138089 is 980831255266.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 659331008064 + 3221130025 = 811992^2 + 56755^2 .

It is a cyclic number.

It is not a de Polignac number, because 662552138089 - 2³ = 662552138081 is a prime.

It is not a weakly prime, because it can be changed into another prime (662552138081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331276069044 + 331276069045.

It is an arithmetic number, because the mean of its divisors is an integer number (331276069045).

Almost surely, 2^662552138089 is an apocalyptic number.

It is an amenable number.

662552138089 is a deficient number, since it is larger than the sum of its proper divisors (1).

662552138089 is an equidigital number, since it uses as much as digits as its factorization.

662552138089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6220800, while the sum is 55.

The spelling of 662552138089 in words is "six hundred sixty-two billion, five hundred fifty-two million, one hundred thirty-eight thousand, eighty-nine".