20064746228 has 12 divisors (see below), whose sum is σ = 35253201312. Its totient is φ = 9992403000.

The previous prime is 20064746209. The next prime is 20064746237. The reversal of 20064746228 is 82264746002.

It is a congruent number.

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, 9991400 + ... + 9993407.

It is an arithmetic number, because the mean of its divisors is an integer number (2937766776).

Almost surely, 2^20064746228 is an apocalyptic number.

It is an amenable number.

20064746228 is a deficient number, since it is larger than the sum of its proper divisors (15188455084).

20064746228 is a wasteful number, since it uses less digits than its factorization.

20064746228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19985062 (or 19985060 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 41.

The spelling of 20064746228 in words is "twenty billion, sixty-four million, seven hundred forty-six thousand, two hundred twenty-eight".