20333472446 has 16 divisors (see below), whose sum is σ = 35981813760. Its totient is φ = 8433237240.

The previous prime is 20333472413. The next prime is 20333472517. The reversal of 20333472446 is 64427433302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23425226 + ... + 23426093.

It is an arithmetic number, because the mean of its divisors is an integer number (2248863360).

Almost surely, 2^20333472446 is an apocalyptic number.

20333472446 is a deficient number, since it is larger than the sum of its proper divisors (15648341314).

20333472446 is a wasteful number, since it uses less digits than its factorization.

20333472446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46851359.

The product of its (nonzero) digits is 290304, while the sum is 38.

The spelling of 20333472446 in words is "twenty billion, three hundred thirty-three million, four hundred seventy-two thousand, four hundred forty-six".