5217475394880 has 392 divisors, whose sum is σ = 21288747904512. Its totient is φ = 1192565431296.

The previous prime is 5217475394861. The next prime is 5217475394881. The reversal of 5217475394880 is 884935747125.

5217475394880 is a `hidden beast` number, since 5 + 2 + 17 + 4 + 7 + 539 + 4 + 8 + 80 = 666.

It is a super-3 number, since 3×5217475394880³ (a number of 39 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5217475394881) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 35409 + ... + 3230511.

Almost surely, 2^{5217475394880} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5217475394880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10644373952256).

5217475394880 is an abundant number, since it is smaller than the sum of its proper divisors (16071272509632).

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

5217475394880 is an equidigital number, since it uses as much as digits as its factorization.

5217475394880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3195145 (or 3195120 counting only the distinct ones).

The product of its (nonzero) digits is 67737600, while the sum is 63.

The spelling of 5217475394880 in words is "five trillion, two hundred seventeen billion, four hundred seventy-five million, three hundred ninety-four thousand, eight hundred eighty".