4447103779440 has 960 divisors, whose sum is σ = 17872478088192. Its totient is φ = 969821798400.

The previous prime is 4447103779421. The next prime is 4447103779453. The reversal of 4447103779440 is 449773017444.

4447103779440 is a `hidden beast` number, since 4 + 447 + 1 + 0 + 3 + 77 + 94 + 40 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 5377392307 + ... + 5377393133.

Almost surely, 2^{4447103779440} is an apocalyptic number.

4447103779440 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 4447103779440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8936239044096).

4447103779440 is an abundant number, since it is smaller than the sum of its proper divisors (13425374308752).

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

4447103779440 is a wasteful number, since it uses less digits than its factorization.

4447103779440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438 (or 1429 counting only the distinct ones).

The product of its (nonzero) digits is 9483264, while the sum is 54.

The spelling of 4447103779440 in words is "four trillion, four hundred forty-seven billion, one hundred three million, seven hundred seventy-nine thousand, four hundred forty".