41536626530621 has 2 divisors, whose sum is σ = 41536626530622. Its totient is φ = 41536626530620.

The previous prime is 41536626530599. The next prime is 41536626530653. The reversal of 41536626530621 is 12603562663514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35819195587396 + 5717430943225 = 5984914^2 + 2391115^2 .

It is a cyclic number.

It is not a de Polignac number, because 41536626530621 - 2¹⁴ = 41536626514237 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41536626530621.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41536626530671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20768313265310 + 20768313265311.

It is an arithmetic number, because the mean of its divisors is an integer number (20768313265311).

Almost surely, 2^{41536626530621} is an apocalyptic number.

It is an amenable number.

41536626530621 is a deficient number, since it is larger than the sum of its proper divisors (1).

41536626530621 is an equidigital number, since it uses as much as digits as its factorization.

41536626530621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 41536626530621 in words is "forty-one trillion, five hundred thirty-six billion, six hundred twenty-six million, five hundred thirty thousand, six hundred twenty-one".