1662423324325 has 24 divisors (see below), whose sum is σ = 2081719493568. Its totient is φ = 1316836222080.

The previous prime is 1662423324299. The next prime is 1662423324383. The reversal of 1662423324325 is 5234233242661.

It is not a de Polignac number, because 1662423324325 - 2³⁵ = 1628063585957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19328817 + ... + 19414633.

It is an arithmetic number, because the mean of its divisors is an integer number (86738312232).

Almost surely, 2^{1662423324325} is an apocalyptic number.

It is an amenable number.

1662423324325 is a deficient number, since it is larger than the sum of its proper divisors (419296169243).

1662423324325 is a wasteful number, since it uses less digits than its factorization.

1662423324325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93453 (or 93448 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 43.

Adding to 1662423324325 its reverse (5234233242661), we get a palindrome (6896656566986).

The spelling of 1662423324325 in words is "one trillion, six hundred sixty-two billion, four hundred twenty-three million, three hundred twenty-four thousand, three hundred twenty-five".