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52888163328 = 210347311132
BaseRepresentation
bin110001010000011000…
…010101010000000000
312001111212102001220000
4301100120111100000
51331303332211303
640144012520000
73551421654000
oct612030252000
9161455361800
1052888163328
112047aa979a0
12a300180000
134cab227c00
1427ba144000
1515981e6da3
hexc50615400

52888163328 has 1320 divisors, whose sum is σ = 217568260800. Its totient is φ = 12680478720.

The previous prime is 52888163299. The next prime is 52888163347. The reversal of 52888163328 is 82336188825.

52888163328 is a `hidden beast` number, since 528 + 8 + 81 + 6 + 3 + 32 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (4423680) is a multiple of the sum of its prime divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 4068320250 + ... + 4068320262.

It is an arithmetic number, because the mean of its divisors is an integer number (164824440).

Almost surely, 252888163328 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 52888163328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108784130400).

52888163328 is an abundant number, since it is smaller than the sum of its proper divisors (164680097472).

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

52888163328 is a wasteful number, since it uses less digits than its factorization.

52888163328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90 (or 36 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 54.

The spelling of 52888163328 in words is "fifty-two billion, eight hundred eighty-eight million, one hundred sixty-three thousand, three hundred twenty-eight".