20344527104323 has 2 divisors, whose sum is σ = 20344527104324. Its totient is φ = 20344527104322.

The previous prime is 20344527104159. The next prime is 20344527104389. The reversal of 20344527104323 is 32340172544302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20344527104323 - 2²¹ = 20344525007171 is a prime.

It is not a weakly prime, because it can be changed into another prime (20344527104393) 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, 10172263552161 + 10172263552162.

It is an arithmetic number, because the mean of its divisors is an integer number (10172263552162).

Almost surely, 2^{20344527104323} is an apocalyptic number.

20344527104323 is a deficient number, since it is larger than the sum of its proper divisors (1).

20344527104323 is an equidigital number, since it uses as much as digits as its factorization.

20344527104323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 40.

Adding to 20344527104323 its reverse (32340172544302), we get a palindrome (52684699648625).

The spelling of 20344527104323 in words is "twenty trillion, three hundred forty-four billion, five hundred twenty-seven million, one hundred four thousand, three hundred twenty-three".