4446934818560 has 144 divisors (see below), whose sum is σ = 11481430677024. Its totient is φ = 1640476164096.

The previous prime is 4446934818541. The next prime is 4446934818577. The reversal of 4446934818560 is 658184396444.

It is a junction number, because it is equal to n+sod(n) for n = 4446934818493 and 4446934818502.

It is a congruent number.

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, 18567734 + ... + 18805706.

Almost surely, 2^{4446934818560} is an apocalyptic number.

4446934818560 is a gapful number since it is divisible by the number (40) 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 4446934818560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5740715338512).

4446934818560 is an abundant number, since it is smaller than the sum of its proper divisors (7034495858464).

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

4446934818560 is a wasteful number, since it uses less digits than its factorization.

4446934818560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239130 (or 239116 counting only the distinct ones).

The product of its (nonzero) digits is 79626240, while the sum is 62.

The spelling of 4446934818560 in words is "four trillion, four hundred forty-six billion, nine hundred thirty-four million, eight hundred eighteen thousand, five hundred sixty".