1481983616 has 32 divisors (see below), whose sum is σ = 2955730500. Its totient is φ = 740153344.

The previous prime is 1481983537. The next prime is 1481983631. The reversal of 1481983616 is 6163891841.

It can be written as a sum of positive squares in 2 ways, for example, as 1363086400 + 118897216 = 36920^2 + 10904^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115910 + ... + 128058.

Almost surely, 2^1481983616 is an apocalyptic number.

1481983616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1481983616 is a deficient number, since it is larger than the sum of its proper divisors (1473746884).

1481983616 is an equidigital number, since it uses as much as digits as its factorization.

1481983616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13116 (or 13104 counting only the distinct ones).

The product of its digits is 248832, while the sum is 47.

The square root of 1481983616 is about 38496.5403120852. The cubic root of 1481983616 is about 1140.1127455948.

The spelling of 1481983616 in words is "one billion, four hundred eighty-one million, nine hundred eighty-three thousand, six hundred sixteen".