18050209712 has 10 divisors (see below), whose sum is σ = 34972281348. Its totient is φ = 9025104848.

The previous prime is 18050209691. The next prime is 18050209757. The reversal of 18050209712 is 21790205081.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564069038 + ... + 564069069.

Almost surely, 2^18050209712 is an apocalyptic number.

It is an amenable number.

18050209712 is a deficient number, since it is larger than the sum of its proper divisors (16922071636).

18050209712 is a wasteful number, since it uses less digits than its factorization.

18050209712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128138115 (or 1128138109 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 35.

The spelling of 18050209712 in words is "eighteen billion, fifty million, two hundred nine thousand, seven hundred twelve".