4447963520000 has 1760 divisors, whose sum is σ = 15315664218624. Its totient is φ = 1246003200000.

The previous prime is 4447963519939. The next prime is 4447963520009. The reversal of 4447963520000 is 253697444.

It is a tau number, because it is divible by the number of its divisors (1760).

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4447963520009) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 33953919935 + ... + 33953920065.

Almost surely, 2^{4447963520000} is an apocalyptic number.

4447963520000 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 4447963520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7657832109312).

4447963520000 is an abundant number, since it is smaller than the sum of its proper divisors (10867700698624).

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

4447963520000 is a wasteful number, since it uses less digits than its factorization.

4447963520000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 4447963520000 in words is "four trillion, four hundred forty-seven billion, nine hundred sixty-three million, five hundred twenty thousand".