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53243858842560 = 2632547616448361
BaseRepresentation
bin11000001101100110011010…
…10010101111001111000000
320222112001201001212021102200
430012303031102233033000
523434321410330430220
6305123520250113200
714133512312555661
oct1406631522571700
9228461631767380
1053243858842560
1115a68659285591
125b7b02471b800
132392b49c21b99
14d2103347b368
15624edcea0890
hex306ccd4af3c0

53243858842560 has 336 divisors, whose sum is σ = 190099362540672. Its totient is φ = 13668459724800.

The previous prime is 53243858842543. The next prime is 53243858842567. The reversal of 53243858842560 is 6524885834235.

53243858842560 is a `hidden beast` number, since 5 + 3 + 2 + 4 + 3 + 8 + 588 + 42 + 5 + 6 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53243858842567) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5032780 + ... + 11481140.

Almost surely, 253243858842560 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 53243858842560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95049681270336).

53243858842560 is an abundant number, since it is smaller than the sum of its proper divisors (136855503698112).

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

53243858842560 is a wasteful number, since it uses less digits than its factorization.

53243858842560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6448492 (or 6448479 counting only the distinct ones).

The product of its (nonzero) digits is 221184000, while the sum is 63.

The spelling of 53243858842560 in words is "fifty-three trillion, two hundred forty-three billion, eight hundred fifty-eight million, eight hundred forty-two thousand, five hundred sixty".