36561053317325 has 6 divisors (see below), whose sum is σ = 45335706113514. Its totient is φ = 29248842653840.

The previous prime is 36561053317319. The next prime is 36561053317357. The reversal of 36561053317325 is 52371335016563.

It can be written as a sum of positive squares in 3 ways, for example, as 1318083094084 + 35242970223241 = 1148078^2 + 5936579^2 .

It is not a de Polignac number, because 36561053317325 - 2¹² = 36561053313229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 731221066322 + ... + 731221066371.

It is an arithmetic number, because the mean of its divisors is an integer number (7555951018919).

Almost surely, 2^{36561053317325} is an apocalyptic number.

It is an amenable number.

36561053317325 is a deficient number, since it is larger than the sum of its proper divisors (8774652796189).

36561053317325 is a wasteful number, since it uses less digits than its factorization.

36561053317325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462442132703 (or 1462442132698 counting only the distinct ones).

The product of its (nonzero) digits is 5103000, while the sum is 50.

The spelling of 36561053317325 in words is "thirty-six trillion, five hundred sixty-one billion, fifty-three million, three hundred seventeen thousand, three hundred twenty-five".