1824945664 has 40 divisors (see below), whose sum is σ = 3650735088. Its totient is φ = 911370240.

The previous prime is 1824945641. The next prime is 1824945667. The reversal of 1824945664 is 4665494281.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1824945667) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 570309 + ... + 573499.

Almost surely, 2^1824945664 is an apocalyptic number.

It is an amenable number.

1824945664 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

1824945664 is an equidigital number, since it uses as much as digits as its factorization.

1824945664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4326 (or 4310 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 49.

The square root of 1824945664 is about 42719.3827670766. The cubic root of 1824945664 is about 1222.0340662472.

The spelling of 1824945664 in words is "one billion, eight hundred twenty-four million, nine hundred forty-five thousand, six hundred sixty-four".