36644061423701 has 2 divisors, whose sum is σ = 36644061423702. Its totient is φ = 36644061423700.

The previous prime is 36644061423653. The next prime is 36644061423703. The reversal of 36644061423701 is 10732416044663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29903671980625 + 6740389443076 = 5468425^2 + 2596226^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36644061423701 is a prime.

Together with 36644061423703, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36644061423703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18322030711850 + 18322030711851.

It is an arithmetic number, because the mean of its divisors is an integer number (18322030711851).

Almost surely, 2^{36644061423701} is an apocalyptic number.

It is an amenable number.

36644061423701 is a deficient number, since it is larger than the sum of its proper divisors (1).

36644061423701 is an equidigital number, since it uses as much as digits as its factorization.

36644061423701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 47.

The spelling of 36644061423701 in words is "thirty-six trillion, six hundred forty-four billion, sixty-one million, four hundred twenty-three thousand, seven hundred one".