20244666028 has 12 divisors (see below), whose sum is σ = 36649826640. Its totient is φ = 9773286992.

The previous prime is 20244665989. The next prime is 20244666059. The reversal of 20244666028 is 82066644202.

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, 87261376 + ... + 87261607.

It is an arithmetic number, because the mean of its divisors is an integer number (3054152220).

Almost surely, 2^20244666028 is an apocalyptic number.

It is an amenable number.

20244666028 is a deficient number, since it is larger than the sum of its proper divisors (16405160612).

20244666028 is a wasteful number, since it uses less digits than its factorization.

20244666028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174523016 (or 174523014 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 40.

The spelling of 20244666028 in words is "twenty billion, two hundred forty-four million, six hundred sixty-six thousand, twenty-eight".