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487242696960 = 28325179236287
BaseRepresentation
bin1110001011100011110…
…11011000100100000000
31201120122210002120102100
413011301323120210000
530440333112300320
61011500341550400
750126220406125
oct7056173304400
91646583076370
10487242696960
11178702888948
127a520715400
1336c40132656
1419822bd274c
15ca1ab71790
hex7171ed8900

487242696960 has 216 divisors, whose sum is σ = 1695234078720. Its totient is φ = 129204965376.

The previous prime is 487242696947. The next prime is 487242697003. The reversal of 487242696960 is 69696242784.

487242696960 is a `hidden beast` number, since 487 + 2 + 4 + 2 + 6 + 96 + 9 + 60 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1943937 + ... + 2180223.

It is an arithmetic number, because the mean of its divisors is an integer number (7848305920).

Almost surely, 2487242696960 is an apocalyptic number.

487242696960 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 487242696960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (847617039360).

487242696960 is an abundant number, since it is smaller than the sum of its proper divisors (1207991381760).

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

487242696960 is a wasteful number, since it uses less digits than its factorization.

487242696960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236493 (or 236476 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 63.

The spelling of 487242696960 in words is "four hundred eighty-seven billion, two hundred forty-two million, six hundred ninety-six thousand, nine hundred sixty".