20240203643579 has 2 divisors, whose sum is σ = 20240203643580. Its totient is φ = 20240203643578.

The previous prime is 20240203643557. The next prime is 20240203643617. The reversal of 20240203643579 is 97534630204202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20240203643579 - 2¹⁶ = 20240203578043 is a prime.

It is not a weakly prime, because it can be changed into another prime (20240203643549) 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, 10120101821789 + 10120101821790.

It is an arithmetic number, because the mean of its divisors is an integer number (10120101821790).

Almost surely, 2^{20240203643579} is an apocalyptic number.

20240203643579 is a deficient number, since it is larger than the sum of its proper divisors (1).

20240203643579 is an equidigital number, since it uses as much as digits as its factorization.

20240203643579 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 47.

The spelling of 20240203643579 in words is "twenty trillion, two hundred forty billion, two hundred three million, six hundred forty-three thousand, five hundred seventy-nine".