530196636665 has 4 divisors (see below), whose sum is σ = 636235964004. Its totient is φ = 424157309328.

The previous prime is 530196636653. The next prime is 530196636677. The reversal of 530196636665 is 566636691035.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (530196636653) and next prime (530196636677).

It can be written as a sum of positive squares in 2 ways, for example, as 304373993401 + 225822643264 = 551701^2 + 475208^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-530196636665 is a prime.

It is a super-2 number, since 2×530196636665² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 530196636665.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53019663662 + ... + 53019663671.

It is an arithmetic number, because the mean of its divisors is an integer number (159058991001).

Almost surely, 2^530196636665 is an apocalyptic number.

It is an amenable number.

530196636665 is a deficient number, since it is larger than the sum of its proper divisors (106039327339).

530196636665 is a wasteful number, since it uses less digits than its factorization.

530196636665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106039327338.

The product of its (nonzero) digits is 15746400, while the sum is 56.

The spelling of 530196636665 in words is "five hundred thirty billion, one hundred ninety-six million, six hundred thirty-six thousand, six hundred sixty-five".