20659283404 has 12 divisors (see below), whose sum is σ = 36269998128. Its totient is φ = 10296426800.

The previous prime is 20659283377. The next prime is 20659283413. The reversal of 20659283404 is 40438295602.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 8302327 + ... + 8304814.

It is an arithmetic number, because the mean of its divisors is an integer number (3022499844).

Almost surely, 2^20659283404 is an apocalyptic number.

It is an amenable number.

20659283404 is a deficient number, since it is larger than the sum of its proper divisors (15610714724).

20659283404 is a wasteful number, since it uses less digits than its factorization.

20659283404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16607456 (or 16607454 counting only the distinct ones).

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

The spelling of 20659283404 in words is "twenty billion, six hundred fifty-nine million, two hundred eighty-three thousand, four hundred four".