4499394520320 has 864 divisors, whose sum is σ = 18393993805824. Its totient is φ = 993702297600.

The previous prime is 4499394520273. The next prime is 4499394520339. The reversal of 4499394520320 is 230254939944.

4499394520320 is a `hidden beast` number, since 4 + 4 + 9 + 9 + 3 + 94 + 520 + 3 + 20 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

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 95 ways as a sum of consecutive naturals, for example, 2457341805 + ... + 2457343635.

Almost surely, 2^{4499394520320} is an apocalyptic number.

4499394520320 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 4499394520320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9196996902912).

4499394520320 is an abundant number, since it is smaller than the sum of its proper divisors (13894599285504).

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

4499394520320 is a wasteful number, since it uses less digits than its factorization.

4499394520320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2879 (or 2862 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 54.

The spelling of 4499394520320 in words is "four trillion, four hundred ninety-nine billion, three hundred ninety-four million, five hundred twenty thousand, three hundred twenty".