1601115067204 has 6 divisors (see below), whose sum is σ = 2801951367614. Its totient is φ = 800557533600.

The previous prime is 1601115067183. The next prime is 1601115067217. The reversal of 1601115067204 is 4027605111061.

It can be written as a sum of positive squares in only one way, i.e., 1072367944704 + 528747122500 = 1035552^2 + 727150^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1601115067204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200139383397 + ... + 200139383404.

Almost surely, 2^{1601115067204} is an apocalyptic number.

It is an amenable number.

1601115067204 is a deficient number, since it is larger than the sum of its proper divisors (1200836300410).

1601115067204 is a wasteful number, since it uses less digits than its factorization.

1601115067204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400278766805 (or 400278766803 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

The spelling of 1601115067204 in words is "one trillion, six hundred one billion, one hundred fifteen million, sixty-seven thousand, two hundred four".