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52800159744 = 2153519349
BaseRepresentation
bin110001001011001000…
…101000000000000000
312001021201211000200000
4301023020220000000
51331113320102434
640131150400000
73546302644533
oct611310500000
9161251730600
1052800159744
112043534a562
12a296800000
134c95c24897
1427ac596a1a
151590611b99
hexc4b228000

52800159744 has 384 divisors, whose sum is σ = 166983180000. Its totient is φ = 16625958912.

The previous prime is 52800159743. The next prime is 52800159751. The reversal of 52800159744 is 44795100825.

52800159744 is a `hidden beast` number, since 52 + 8 + 0 + 0 + 1 + 597 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a self number, because there is not a number n which added to its sum of digits gives 52800159744.

It is not an unprimeable number, because it can be changed into a prime (52800159743) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151289682 + ... + 151290030.

Almost surely, 252800159744 is an apocalyptic number.

52800159744 is a gapful number since it is divisible by the number (54) 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 52800159744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83491590000).

52800159744 is an abundant number, since it is smaller than the sum of its proper divisors (114183020256).

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

52800159744 is an frugal number, since it uses more digits than its factorization.

52800159744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 373 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 52800159744 in words is "fifty-two billion, eight hundred million, one hundred fifty-nine thousand, seven hundred forty-four".