20044426416 has 80 divisors (see below), whose sum is σ = 59731962624. Its totient is φ = 5673445632.

The previous prime is 20044426403. The next prime is 20044426433. The reversal of 20044426416 is 61462444002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242815 + ... + 314718.

Almost surely, 2^20044426416 is an apocalyptic number.

It is an amenable number.

20044426416 is an abundant number, since it is smaller than the sum of its proper divisors (39687536208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20044426416 is a wasteful number, since it uses less digits than its factorization.

20044426416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557658 (or 557652 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

The spelling of 20044426416 in words is "twenty billion, forty-four million, four hundred twenty-six thousand, four hundred sixteen".