532513164661 has 2 divisors, whose sum is σ = 532513164662. Its totient is φ = 532513164660.

The previous prime is 532513164619. The next prime is 532513164679. The reversal of 532513164661 is 166461315235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 413698521636 + 118814643025 = 643194^2 + 344695^2 .

It is a cyclic number.

It is not a de Polignac number, because 532513164661 - 2¹¹ = 532513162613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (532513164611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266256582330 + 266256582331.

It is an arithmetic number, because the mean of its divisors is an integer number (266256582331).

Almost surely, 2^532513164661 is an apocalyptic number.

It is an amenable number.

532513164661 is a deficient number, since it is larger than the sum of its proper divisors (1).

532513164661 is an equidigital number, since it uses as much as digits as its factorization.

532513164661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 43.

Adding to 532513164661 its reverse (166461315235), we get a palindrome (698974479896).

The spelling of 532513164661 in words is "five hundred thirty-two billion, five hundred thirteen million, one hundred sixty-four thousand, six hundred sixty-one".