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488488413438 = 23227138245191
BaseRepresentation
bin1110001101111000010…
…11011010100011111110
31201200212121010112011200
413012330023122203332
531000411013212223
61012224122000330
750202125001444
oct7067413324376
91650777115150
10488488413438
11179191a7a0a3
127a8099460a6
13370ab2425ac
1419900422b94
15ca901dca43
hex71bc2da8fe

488488413438 has 12 divisors (see below), whose sum is σ = 1058391562488. Its totient is φ = 162829471140.

The previous prime is 488488413419. The next prime is 488488413449. The reversal of 488488413438 is 834314884884.

488488413438 is a `hidden beast` number, since 4 + 8 + 84 + 88 + 41 + 3 + 438 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13569122578 + ... + 13569122613.

It is an arithmetic number, because the mean of its divisors is an integer number (88199296874).

Almost surely, 2488488413438 is an apocalyptic number.

488488413438 is an abundant number, since it is smaller than the sum of its proper divisors (569903149050).

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

488488413438 is a wasteful number, since it uses less digits than its factorization.

488488413438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27138245199 (or 27138245196 counting only the distinct ones).

The product of its digits is 75497472, while the sum is 63.

The spelling of 488488413438 in words is "four hundred eighty-eight billion, four hundred eighty-eight million, four hundred thirteen thousand, four hundred thirty-eight".

Divisors: 1 2 3 6 9 18 27138245191 54276490382 81414735573 162829471146 244244206719 488488413438