428009044748 has 6 divisors (see below), whose sum is σ = 749015828316. Its totient is φ = 214004522372.

The previous prime is 428009044739. The next prime is 428009044783. The reversal of 428009044748 is 847440900824.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 428009044696 and 428009044705.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53501130590 + ... + 53501130597.

It is an arithmetic number, because the mean of its divisors is an integer number (124835971386).

Almost surely, 2^428009044748 is an apocalyptic number.

It is an amenable number.

428009044748 is a deficient number, since it is larger than the sum of its proper divisors (321006783568).

428009044748 is a wasteful number, since it uses less digits than its factorization.

428009044748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107002261191 (or 107002261189 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 50.

The spelling of 428009044748 in words is "four hundred twenty-eight billion, nine million, forty-four thousand, seven hundred forty-eight".