428009038196 has 12 divisors (see below), whose sum is σ = 788437702080. Its totient is φ = 202741123320.

The previous prime is 428009038187. The next prime is 428009038201. The reversal of 428009038196 is 691830900824.

It is a happy number.

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, 2815848860 + ... + 2815849011.

It is an arithmetic number, because the mean of its divisors is an integer number (65703141840).

Almost surely, 2^428009038196 is an apocalyptic number.

It is an amenable number.

428009038196 is a deficient number, since it is larger than the sum of its proper divisors (360428663884).

428009038196 is a wasteful number, since it uses less digits than its factorization.

428009038196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5631697894 (or 5631697892 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 50.

The spelling of 428009038196 in words is "four hundred twenty-eight billion, nine million, thirty-eight thousand, one hundred ninety-six".