42873328616 has 8 divisors (see below), whose sum is σ = 80387491170. Its totient is φ = 21436664304.

The previous prime is 42873328573. The next prime is 42873328621. The reversal of 42873328616 is 61682337824.

It can be written as a sum of positive squares in only one way, i.e., 28847663716 + 14025664900 = 169846^2 + 118430^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2679583031 + ... + 2679583046.

Almost surely, 2^42873328616 is an apocalyptic number.

It is an amenable number.

42873328616 is a deficient number, since it is larger than the sum of its proper divisors (37514162554).

42873328616 is a wasteful number, since it uses less digits than its factorization.

42873328616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5359166083 (or 5359166079 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 50.

The spelling of 42873328616 in words is "forty-two billion, eight hundred seventy-three million, three hundred twenty-eight thousand, six hundred sixteen".