20424983056 has 15 divisors (see below), whose sum is σ = 39574512301. Its totient is φ = 10212205696.

The previous prime is 20424983003. The next prime is 20424983063. The reversal of 20424983056 is 65038942402.

The square root of 20424983056 is 142916.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 192765456 + 20232217600 = 13884^2 + 142240^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 553800 + ... + 589528.

Almost surely, 2^20424983056 is an apocalyptic number.

20424983056 is the 142916-th square number.

It is an amenable number.

20424983056 is a deficient number, since it is larger than the sum of its proper divisors (19149529245).

20424983056 is an frugal number, since it uses more digits than its factorization.

20424983056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71466 (or 35731 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 20424983056 in words is "twenty billion, four hundred twenty-four million, nine hundred eighty-three thousand, fifty-six".