1659702960613 has 2 divisors, whose sum is σ = 1659702960614. Its totient is φ = 1659702960612.

The previous prime is 1659702960607. The next prime is 1659702960701. The reversal of 1659702960613 is 3160692079561.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1589775504769 + 69927455844 = 1260863^2 + 264438^2 .

It is a cyclic number.

It is not a de Polignac number, because 1659702960613 - 2³⁷ = 1522264007141 is a prime.

It is a super-2 number, since 2×1659702960613² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1659702967613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 829851480306 + 829851480307.

It is an arithmetic number, because the mean of its divisors is an integer number (829851480307).

Almost surely, 2^{1659702960613} is an apocalyptic number.

It is an amenable number.

1659702960613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1659702960613 is an equidigital number, since it uses as much as digits as its factorization.

1659702960613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3674160, while the sum is 55.

The spelling of 1659702960613 in words is "one trillion, six hundred fifty-nine billion, seven hundred two million, nine hundred sixty thousand, six hundred thirteen".