1845534966 has 64 divisors (see below), whose sum is σ = 4218863616. Its totient is φ = 533095200.

The previous prime is 1845534953. The next prime is 1845534991. The reversal of 1845534966 is 6694355481.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130351 + ... + 143813.

It is an arithmetic number, because the mean of its divisors is an integer number (65919744).

Almost surely, 2^1845534966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1845534966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2109431808).

1845534966 is an abundant number, since it is smaller than the sum of its proper divisors (2373328650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1845534966 is a wasteful number, since it uses less digits than its factorization.

1845534966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13577.

The product of its digits is 3110400, while the sum is 51.

The square root of 1845534966 is about 42959.6900128481. The cubic root of 1845534966 is about 1226.6126125001.

The spelling of 1845534966 in words is "one billion, eight hundred forty-five million, five hundred thirty-four thousand, nine hundred sixty-six".