4423491072000 has 3744 divisors, whose sum is σ = 21951697045824. Its totient is φ = 842268672000.

The previous prime is 4423491071981. The next prime is 4423491072023. The reversal of 4423491072000 is 2701943244.

4423491072000 is a `hidden beast` number, since 4 + 4 + 2 + 349 + 107 + 200 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (3744).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 32288255932 + ... + 32288256068.

It is an arithmetic number, because the mean of its divisors is an integer number (5863166946).

Almost surely, 2^{4423491072000} is an apocalyptic number.

4423491072000 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 4423491072000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10975848522912).

4423491072000 is an abundant number, since it is smaller than the sum of its proper divisors (17528205973824).

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

4423491072000 is a wasteful number, since it uses less digits than its factorization.

4423491072000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 4423491072000 in words is "four trillion, four hundred twenty-three billion, four hundred ninety-one million, seventy-two thousand".