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52554840000 = 263541359571
BaseRepresentation
bin110000111100100000…
…110011011111000000
312000122122012111020120
4300330200303133000
51330113014340000
640050544340240
73540233524605
oct607440633700
9160578174216
1052554840000
1120319923173
12a228614680
134c57160580
142787b786ac
151578d046a0
hexc3c8337c0

52554840000 has 560 divisors, whose sum is σ = 190629479040. Its totient is φ = 12695040000.

The previous prime is 52554839993. The next prime is 52554840017. The reversal of 52554840000 is 4845525.

It is a super-2 number, since 2×525548400002 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 92039715 + ... + 92040285.

It is an arithmetic number, because the mean of its divisors is an integer number (340409784).

Almost surely, 252554840000 is an apocalyptic number.

52554840000 is a gapful number since it is divisible by the number (50) 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 52554840000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95314739520).

52554840000 is an abundant number, since it is smaller than the sum of its proper divisors (138074639040).

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

52554840000 is a wasteful number, since it uses less digits than its factorization.

52554840000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678 (or 653 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 33.

The spelling of 52554840000 in words is "fifty-two billion, five hundred fifty-four million, eight hundred forty thousand".