36561525222727 has 2 divisors, whose sum is σ = 36561525222728. Its totient is φ = 36561525222726.

The previous prime is 36561525222659. The next prime is 36561525222793. The reversal of 36561525222727 is 72722252516563.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36561525222727 - 2¹¹ = 36561525220679 is a prime.

It is a super-2 number, since 2×36561525222727² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36561525222227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18280762611363 + 18280762611364.

It is an arithmetic number, because the mean of its divisors is an integer number (18280762611364).

Almost surely, 2^{36561525222727} is an apocalyptic number.

36561525222727 is a deficient number, since it is larger than the sum of its proper divisors (1).

36561525222727 is an equidigital number, since it uses as much as digits as its factorization.

36561525222727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168000, while the sum is 55.

The spelling of 36561525222727 in words is "thirty-six trillion, five hundred sixty-one billion, five hundred twenty-five million, two hundred twenty-two thousand, seven hundred twenty-seven".