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52558860288 = 2123111789257
BaseRepresentation
bin110000111100110000…
…001001000000000000
312000122220202202001010
4300330300021000000
51330120032012123
640051210440520
73540312640554
oct607460110000
9160586682033
1052558860288
1120321119720
12a229a33140
134c57c3a43c
142788503864
15157934a993
hexc3cc09000

52558860288 has 416 divisors, whose sum is σ = 164328497280. Its totient is φ = 14763950080.

The previous prime is 52558860287. The next prime is 52558860301. The reversal of 52558860288 is 88206885525.

It is not an unprimeable number, because it can be changed into a prime (52558860287) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204509056 + ... + 204509312.

Almost surely, 252558860288 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 52558860288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82164248640).

52558860288 is an abundant number, since it is smaller than the sum of its proper divisors (111769636992).

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

52558860288 is a wasteful number, since it uses less digits than its factorization.

52558860288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 379 counting only the distinct ones).

The product of its (nonzero) digits is 12288000, while the sum is 57.

The spelling of 52558860288 in words is "fifty-two billion, five hundred fifty-eight million, eight hundred sixty thousand, two hundred eighty-eight".