662046022613 has 2 divisors, whose sum is σ = 662046022614. Its totient is φ = 662046022612.

The previous prime is 662046022559. The next prime is 662046022621. The reversal of 662046022613 is 316220640266.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 641219780644 + 20826241969 = 800762^2 + 144313^2 .

It is a cyclic number.

It is not a de Polignac number, because 662046022613 - 2²⁰ = 662044974037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (662046022013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331023011306 + 331023011307.

It is an arithmetic number, because the mean of its divisors is an integer number (331023011307).

Almost surely, 2^662046022613 is an apocalyptic number.

It is an amenable number.

662046022613 is a deficient number, since it is larger than the sum of its proper divisors (1).

662046022613 is an equidigital number, since it uses as much as digits as its factorization.

662046022613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 38.

Adding to 662046022613 its reverse (316220640266), we get a palindrome (978266662879).

The spelling of 662046022613 in words is "six hundred sixty-two billion, forty-six million, twenty-two thousand, six hundred thirteen".