20433337244 has 12 divisors (see below), whose sum is σ = 36991386600. Its totient is φ = 9864369648.

The previous prime is 20433337237. The next prime is 20433337291. The reversal of 20433337244 is 44273333402.

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, 88074614 + ... + 88074845.

It is an arithmetic number, because the mean of its divisors is an integer number (3082615550).

Almost surely, 2^20433337244 is an apocalyptic number.

It is an amenable number.

20433337244 is a deficient number, since it is larger than the sum of its proper divisors (16558049356).

20433337244 is a wasteful number, since it uses less digits than its factorization.

20433337244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176149492 (or 176149490 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 35.

The spelling of 20433337244 in words is "twenty billion, four hundred thirty-three million, three hundred thirty-seven thousand, two hundred forty-four".