1848645456 has 40 divisors (see below), whose sum is σ = 5457906624. Its totient is φ = 528184320.

The previous prime is 1848645431. The next prime is 1848645457. The reversal of 1848645456 is 6545468481.

It is a junction number, because it is equal to n+sod(n) for n = 1848645399 and 1848645408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1848645457) 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 7 ways as a sum of consecutive naturals, for example, 2750625 + ... + 2751296.

Almost surely, 2^1848645456 is an apocalyptic number.

1848645456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1848645456 is an abundant number, since it is smaller than the sum of its proper divisors (3609261168).

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

1848645456 is a wasteful number, since it uses less digits than its factorization.

1848645456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5501939 (or 5501933 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 51.

The square root of 1848645456 is about 42995.8771977035. The cubic root of 1848645456 is about 1227.3013422993.

The spelling of 1848645456 in words is "one billion, eight hundred forty-eight million, six hundred forty-five thousand, four hundred fifty-six".