489337822691280 has 320 divisors, whose sum is σ = 1707142152576000. Its totient is φ = 128814927740928.

The previous prime is 489337822691243. The next prime is 489337822691293. The reversal of 489337822691280 is 82196228733984.

489337822691280 is a `hidden beast` number, since 4 + 8 + 9 + 3 + 3 + 7 + 82 + 269 + 1 + 280 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 489337822691199 and 489337822691208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 950036694 + ... + 950551626.

It is an arithmetic number, because the mean of its divisors is an integer number (5334819226800).

Almost surely, 2^{489337822691280} is an apocalyptic number.

489337822691280 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 489337822691280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (853571076288000).

489337822691280 is an abundant number, since it is smaller than the sum of its proper divisors (1217804329884720).

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

489337822691280 is a wasteful number, since it uses less digits than its factorization.

489337822691280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520603 (or 520591 counting only the distinct ones).

The product of its (nonzero) digits is 501645312, while the sum is 72.

The spelling of 489337822691280 in words is "four hundred eighty-nine trillion, three hundred thirty-seven billion, eight hundred twenty-two million, six hundred ninety-one thousand, two hundred eighty".