20544479303 has 2 divisors, whose sum is σ = 20544479304. Its totient is φ = 20544479302.

The previous prime is 20544479297. The next prime is 20544479339. The reversal of 20544479303 is 30397444502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20544479303 - 2⁸ = 20544479047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20544479003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10272239651 + 10272239652.

It is an arithmetic number, because the mean of its divisors is an integer number (10272239652).

Almost surely, 2^20544479303 is an apocalyptic number.

20544479303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20544479303 is an equidigital number, since it uses as much as digits as its factorization.

20544479303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 41.

The spelling of 20544479303 in words is "twenty billion, five hundred forty-four million, four hundred seventy-nine thousand, three hundred three".