8499446968320 has 832 divisors, whose sum is σ = 37672791598080. Its totient is φ = 1766110003200.

The previous prime is 8499446968301. The next prime is 8499446968333. The reversal of 8499446968320 is 238696449948.

8499446968320 is a `hidden beast` number, since 8 + 4 + 99 + 446 + 9 + 68 + 32 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42478110 + ... + 42677730.

Almost surely, 2^{8499446968320} is an apocalyptic number.

8499446968320 is a gapful number since it is divisible by the number (80) 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 8499446968320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18836395799040).

8499446968320 is an abundant number, since it is smaller than the sum of its proper divisors (29173344629760).

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

8499446968320 is a wasteful number, since it uses less digits than its factorization.

8499446968320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199677 (or 199649 counting only the distinct ones).

The product of its (nonzero) digits is 644972544, while the sum is 72.

The spelling of 8499446968320 in words is "eight trillion, four hundred ninety-nine billion, four hundred forty-six million, nine hundred sixty-eight thousand, three hundred twenty".