20266308224 has 32 divisors (see below), whose sum is σ = 40389870240. Its totient is φ = 10129242880.

The previous prime is 20266308193. The next prime is 20266308247. The reversal of 20266308224 is 42280366202.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317807 + ... + 376209.

It is an arithmetic number, because the mean of its divisors is an integer number (1262183445).

Almost surely, 2^20266308224 is an apocalyptic number.

It is an amenable number.

20266308224 is a deficient number, since it is larger than the sum of its proper divisors (20123562016).

20266308224 is an equidigital number, since it uses as much as digits as its factorization.

20266308224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61128 (or 61116 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 20266308224 in words is "twenty billion, two hundred sixty-six million, three hundred eight thousand, two hundred twenty-four".