20433564800444 has 12 divisors (see below), whose sum is σ = 35919091489344. Its totient is φ = 10170967232064.

The previous prime is 20433564800381. The next prime is 20433564800513. The reversal of 20433564800444 is 44400846533402.

It is a congruent number.

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, 11453791037 + ... + 11453792820.

It is an arithmetic number, because the mean of its divisors is an integer number (2993257624112).

Almost surely, 2^{20433564800444} is an apocalyptic number.

It is an amenable number.

20433564800444 is a deficient number, since it is larger than the sum of its proper divisors (15485526688900).

20433564800444 is a wasteful number, since it uses less digits than its factorization.

20433564800444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22907584084 (or 22907584082 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 47.

The spelling of 20433564800444 in words is "twenty trillion, four hundred thirty-three billion, five hundred sixty-four million, eight hundred thousand, four hundred forty-four".