1662513890029 has 6 divisors (see below), whose sum is σ = 1704052013930. Its totient is φ = 1621964769120.

The previous prime is 1662513889999. The next prime is 1662513890047. The reversal of 1662513890029 is 9200983152661.

It can be written as a sum of positive squares in 3 ways, for example, as 3234993129 + 1659278896900 = 56877^2 + 1288130^2 .

It is not a de Polignac number, because 1662513890029 - 2¹⁷ = 1662513758957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1662513890629) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 494499774 + ... + 494503135.

Almost surely, 2^{1662513890029} is an apocalyptic number.

It is an amenable number.

1662513890029 is a deficient number, since it is larger than the sum of its proper divisors (41538123901).

1662513890029 is an frugal number, since it uses more digits than its factorization.

1662513890029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989002991 (or 989002950 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 52.

The spelling of 1662513890029 in words is "one trillion, six hundred sixty-two billion, five hundred thirteen million, eight hundred ninety thousand, twenty-nine".