1846465445 has 18 divisors (see below), whose sum is σ = 2436898086. Its totient is φ = 1342115280.

The previous prime is 1846465367. The next prime is 1846465469. The reversal of 1846465445 is 5445646481.

It can be written as a sum of positive squares in only one way, i.e., 1477172356 + 369293089 = 38434^2 + 19217^2 .

It is not a de Polignac number, because 1846465445 - 2⁸ = 1846465189 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1846465445.

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 17 ways as a sum of consecutive naturals, for example, 1056062 + ... + 1057808.

It is an arithmetic number, because the mean of its divisors is an integer number (135383227).

Almost surely, 2^1846465445 is an apocalyptic number.

It is an amenable number.

1846465445 is a deficient number, since it is larger than the sum of its proper divisors (590432641).

1846465445 is an frugal number, since it uses more digits than its factorization.

1846465445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3521 (or 1763 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 47.

The square root of 1846465445 is about 42970.5183236135. The cubic root of 1846465445 is about 1226.8187217564.

It can be divided in two parts, 184646 and 5445, that added together give a palindrome (190091).

The spelling of 1846465445 in words is "one billion, eight hundred forty-six million, four hundred sixty-five thousand, four hundred forty-five".