1848384845546 has 16 divisors (see below), whose sum is σ = 2893158514944. Its totient is φ = 883999629744.

The previous prime is 1848384845521. The next prime is 1848384845557. The reversal of 1848384845546 is 6455484838481.

It is a super-2 number, since 2×1848384845546² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4824575 + ... + 5193581.

It is an arithmetic number, because the mean of its divisors is an integer number (180822407184).

Almost surely, 2^{1848384845546} is an apocalyptic number.

1848384845546 is a deficient number, since it is larger than the sum of its proper divisors (1044773669398).

1848384845546 is a wasteful number, since it uses less digits than its factorization.

1848384845546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477925.

The product of its digits is 471859200, while the sum is 68.

The spelling of 1848384845546 in words is "one trillion, eight hundred forty-eight billion, three hundred eighty-four million, eight hundred forty-five thousand, five hundred forty-six".