20244297804959 has 2 divisors, whose sum is σ = 20244297804960. Its totient is φ = 20244297804958.

The previous prime is 20244297804919. The next prime is 20244297805027. The reversal of 20244297804959 is 95940879244202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20244297804959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20244297804895 and 20244297804904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20244297804919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10122148902479 + 10122148902480.

It is an arithmetic number, because the mean of its divisors is an integer number (10122148902480).

Almost surely, 2^{20244297804959} is an apocalyptic number.

20244297804959 is a deficient number, since it is larger than the sum of its proper divisors (1).

20244297804959 is an equidigital number, since it uses as much as digits as its factorization.

20244297804959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104509440, while the sum is 65.

The spelling of 20244297804959 in words is "twenty trillion, two hundred forty-four billion, two hundred ninety-seven million, eight hundred four thousand, nine hundred fifty-nine".