481944637845 has 96 divisors (see below), whose sum is σ = 965024686080. Its totient is φ = 220045403520.

The previous prime is 481944637829. The next prime is 481944637907. The reversal of 481944637845 is 548736449184.

481944637845 is a `hidden beast` number, since 4 + 8 + 1 + 94 + 463 + 7 + 84 + 5 = 666.

It is not a de Polignac number, because 481944637845 - 2⁴ = 481944637829 is a prime.

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 (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1417212 + ... + 1724058.

It is an arithmetic number, because the mean of its divisors is an integer number (10052340480).

Almost surely, 2^481944637845 is an apocalyptic number.

481944637845 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

481944637845 is an abundant number, since it is smaller than the sum of its proper divisors (483080048235).

481944637845 is a wasteful number, since it uses less digits than its factorization.

481944637845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307055 (or 307052 counting only the distinct ones).

The product of its digits is 92897280, while the sum is 63.

The spelling of 481944637845 in words is "four hundred eighty-one billion, nine hundred forty-four million, six hundred thirty-seven thousand, eight hundred forty-five".