662665044339 has 24 divisors (see below), whose sum is σ = 974161281600. Its totient is φ = 433952109360.

The previous prime is 662665044317. The next prime is 662665044403. The reversal of 662665044339 is 933440566266.

662665044339 is a `hidden beast` number, since 6 + 6 + 2 + 66 + 504 + 43 + 39 = 666.

It is not a de Polignac number, because 662665044339 - 2⁷ = 662665044211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (662665064339) 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 in 23 ways as a sum of consecutive naturals, for example, 202192 + ... + 1168850.

It is an arithmetic number, because the mean of its divisors is an integer number (40590053400).

Almost surely, 2^662665044339 is an apocalyptic number.

662665044339 is a deficient number, since it is larger than the sum of its proper divisors (311496237261).

662665044339 is a wasteful number, since it uses less digits than its factorization.

662665044339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968015 (or 968012 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 54.

The spelling of 662665044339 in words is "six hundred sixty-two billion, six hundred sixty-five million, forty-four thousand, three hundred thirty-nine".