20413530306244 has 12 divisors (see below), whose sum is σ = 36154083795984. Its totient is φ = 10083792078824.

The previous prime is 20413530306193. The next prime is 20413530306283. The reversal of 20413530306244 is 44260303531402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30743268202 + ... + 30743268865.

It is an arithmetic number, because the mean of its divisors is an integer number (3012840316332).

Almost surely, 2^{20413530306244} is an apocalyptic number.

It is an amenable number.

20413530306244 is a deficient number, since it is larger than the sum of its proper divisors (15740553489740).

20413530306244 is a wasteful number, since it uses less digits than its factorization.

20413530306244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61486537154 (or 61486537152 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 20413530306244 its reverse (44260303531402), we get a palindrome (64673833837646).

The spelling of 20413530306244 in words is "twenty trillion, four hundred thirteen billion, five hundred thirty million, three hundred six thousand, two hundred forty-four".