20182301580641 has 2 divisors, whose sum is σ = 20182301580642. Its totient is φ = 20182301580640.

The previous prime is 20182301580631. The next prime is 20182301580697. The reversal of 20182301580641 is 14608510328102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10958112572416 + 9224189008225 = 3310304^2 + 3037135^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20182301580641 is a prime.

It is not a weakly prime, because it can be changed into another prime (20182301580631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10091150790320 + 10091150790321.

It is an arithmetic number, because the mean of its divisors is an integer number (10091150790321).

Almost surely, 2^{20182301580641} is an apocalyptic number.

It is an amenable number.

20182301580641 is a deficient number, since it is larger than the sum of its proper divisors (1).

20182301580641 is an equidigital number, since it uses as much as digits as its factorization.

20182301580641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 92160, while the sum is 41.

The spelling of 20182301580641 in words is "twenty trillion, one hundred eighty-two billion, three hundred one million, five hundred eighty thousand, six hundred forty-one".