428042580844 has 6 divisors (see below), whose sum is σ = 749074516484. Its totient is φ = 214021290420.

The previous prime is 428042580821. The next prime is 428042580877. The reversal of 428042580844 is 448085240824.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53505322602 + ... + 53505322609.

Almost surely, 2^428042580844 is an apocalyptic number.

It is an amenable number.

428042580844 is a deficient number, since it is larger than the sum of its proper divisors (321031935640).

428042580844 is a wasteful number, since it uses less digits than its factorization.

428042580844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107010645215 (or 107010645213 counting only the distinct ones).

The product of its (nonzero) digits is 2621440, while the sum is 49.

The spelling of 428042580844 in words is "four hundred twenty-eight billion, forty-two million, five hundred eighty thousand, eight hundred forty-four".