36644061423653 has 2 divisors, whose sum is σ = 36644061423654. Its totient is φ = 36644061423652.

The previous prime is 36644061423587. The next prime is 36644061423701. The reversal of 36644061423653 is 35632416044663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36002856056644 + 641205367009 = 6000238^2 + 800753^2 .

It is an emirp because it is prime and its reverse (35632416044663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36644061423653 - 2¹⁰ = 36644061422629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36644061423595 and 36644061423604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36644061423253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18322030711826 + 18322030711827.

It is an arithmetic number, because the mean of its divisors is an integer number (18322030711827).

Almost surely, 2^{36644061423653} is an apocalyptic number.

It is an amenable number.

36644061423653 is a deficient number, since it is larger than the sum of its proper divisors (1).

36644061423653 is an equidigital number, since it uses as much as digits as its factorization.

36644061423653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22394880, while the sum is 53.

The spelling of 36644061423653 in words is "thirty-six trillion, six hundred forty-four billion, sixty-one million, four hundred twenty-three thousand, six hundred fifty-three".