20359243363 has 2 divisors, whose sum is σ = 20359243364. Its totient is φ = 20359243362.

The previous prime is 20359243357. The next prime is 20359243393. The reversal of 20359243363 is 36334295302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20359243363 - 2⁹ = 20359242851 is a prime.

It is not a weakly prime, because it can be changed into another prime (20359243343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10179621681 + 10179621682.

It is an arithmetic number, because the mean of its divisors is an integer number (10179621682).

Almost surely, 2^20359243363 is an apocalyptic number.

20359243363 is a deficient number, since it is larger than the sum of its proper divisors (1).

20359243363 is an equidigital number, since it uses as much as digits as its factorization.

20359243363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 40.

The spelling of 20359243363 in words is "twenty billion, three hundred fifty-nine million, two hundred forty-three thousand, three hundred sixty-three".