20044267216 has 10 divisors (see below), whose sum is σ = 38835767762. Its totient is φ = 10022133600.

The previous prime is 20044267211. The next prime is 20044267249. The reversal of 20044267216 is 61276244002.

It can be written as a sum of positive squares in only one way, i.e., 15460435600 + 4583831616 = 124340^2 + 67704^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20044267211) 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, 626383335 + ... + 626383366.

Almost surely, 2^20044267216 is an apocalyptic number.

It is an amenable number.

20044267216 is a deficient number, since it is larger than the sum of its proper divisors (18791500546).

20044267216 is a wasteful number, since it uses less digits than its factorization.

20044267216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252766709 (or 1252766703 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 20044267216 in words is "twenty billion, forty-four million, two hundred sixty-seven thousand, two hundred sixteen".