20045424299 has 2 divisors, whose sum is σ = 20045424300. Its totient is φ = 20045424298.

The previous prime is 20045424241. The next prime is 20045424307. The reversal of 20045424299 is 99242454002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20045424299 - 2¹² = 20045420203 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (20045424229) 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, 10022712149 + 10022712150.

It is an arithmetic number, because the mean of its divisors is an integer number (10022712150).

Almost surely, 2^20045424299 is an apocalyptic number.

20045424299 is a deficient number, since it is larger than the sum of its proper divisors (1).

20045424299 is an equidigital number, since it uses as much as digits as its factorization.

20045424299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 20045424299 in words is "twenty billion, forty-five million, four hundred twenty-four thousand, two hundred ninety-nine".