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4866066485280 = 253657111371587
BaseRepresentation
bin100011011001111100000…
…1010100001000000100000
3122020012011112120122000000
41012303320022201000200
51114211201010012110
614203235020300000
71011363443445630
oct106637012410040
918205145518000
104866066485280
111606761744620
126670ab9a1600
13293b392a8b40
1412b739b126c0
158689e3bc1c0
hex46cf82a1020

4866066485280 has 2688 divisors, whose sum is σ = 23508290727936. Its totient is φ = 918637977600.

The previous prime is 4866066485279. The next prime is 4866066485303. The reversal of 4866066485280 is 825846606684.

It is a happy number.

4866066485280 is a `hidden beast` number, since 4 + 8 + 6 + 6 + 0 + 66 + 48 + 528 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 447 ways as a sum of consecutive naturals, for example, 8289721147 + ... + 8289721733.

It is an arithmetic number, because the mean of its divisors is an integer number (8745643872).

Almost surely, 24866066485280 is an apocalyptic number.

4866066485280 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 4866066485280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11754145363968).

4866066485280 is an abundant number, since it is smaller than the sum of its proper divisors (18642224242656).

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

4866066485280 is a wasteful number, since it uses less digits than its factorization.

4866066485280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722 (or 699 counting only the distinct ones).

The product of its (nonzero) digits is 106168320, while the sum is 63.

The spelling of 4866066485280 in words is "four trillion, eight hundred sixty-six billion, sixty-six million, four hundred eighty-five thousand, two hundred eighty".