1481808384 has 160 divisors (see below), whose sum is σ = 5013191040. Its totient is φ = 423346176.

The previous prime is 1481808359. The next prime is 1481808403. The reversal of 1481808384 is 4838081841.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89112 + ... + 104424.

It is an arithmetic number, because the mean of its divisors is an integer number (31332444).

Almost surely, 2^1481808384 is an apocalyptic number.

1481808384 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1481808384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2506595520).

1481808384 is an abundant number, since it is smaller than the sum of its proper divisors (3531382656).

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

1481808384 is an equidigital number, since it uses as much as digits as its factorization.

1481808384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15347 (or 15325 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 45.

The square root of 1481808384 is about 38494.2643000227. The cubic root of 1481808384 is about 1140.0678076010.

The spelling of 1481808384 in words is "one billion, four hundred eighty-one million, eight hundred eight thousand, three hundred eighty-four".