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5534880841728 = 21432721745061
BaseRepresentation
bin101000010001011000010…
…0110110100000000000000
3201121010111100210012011200
41100202300212310000000
51211140413443413403
615434404505141200
71110611335620600
oct120426046640000
921533440705150
105534880841728
111844369a39687
1275484448a800
13311c24844c54
14151c65338c00
1598e956e8ca3
hex508b09b4000

5534880841728 has 540 divisors, whose sum is σ = 19694177937252. Its totient is φ = 1488338288640.

The previous prime is 5534880841723. The next prime is 5534880841747. The reversal of 5534880841728 is 8271480884355.

5534880841728 is a `hidden beast` number, since 5 + 5 + 3 + 488 + 0 + 84 + 1 + 72 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4728850366464 + 806030475264 = 2174592^2 + 897792^2 .

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 (5534880841723) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 122808318 + ... + 122853378.

Almost surely, 25534880841728 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 5534880841728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9847088968626).

5534880841728 is an abundant number, since it is smaller than the sum of its proper divisors (14159297095524).

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

5534880841728 is a wasteful number, since it uses less digits than its factorization.

5534880841728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45126 (or 45090 counting only the distinct ones).

The product of its (nonzero) digits is 68812800, while the sum is 63.

The spelling of 5534880841728 in words is "five trillion, five hundred thirty-four billion, eight hundred eighty million, eight hundred forty-one thousand, seven hundred twenty-eight".