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12850808755488 = 253111923109449569
BaseRepresentation
bin1011101100000000111111…
…1001000001010100100000
31200111112011221212001100220
42323000033321001110200
53141021424020133423
643155325142243040
72464304010061014
oct273001771012440
950445157761326
1012850808755488
114104aa7582610
1215366a5a26480
13722a97b36102
14325da7c3c544
1517442baad9e3
hexbb00fe41520

12850808755488 has 768 divisors, whose sum is σ = 40954636800000. Its totient is φ = 3482533232640.

The previous prime is 12850808755487. The next prime is 12850808755537. The reversal of 12850808755488 is 88455780805821.

It is a hoax number, since the sum of its digits (69) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is not an unprimeable number, because it can be changed into a prime (12850808755487) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 22584900868 + ... + 22584901436.

It is an arithmetic number, because the mean of its divisors is an integer number (53326350000).

Almost surely, 212850808755488 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 12850808755488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20477318400000).

12850808755488 is an abundant number, since it is smaller than the sum of its proper divisors (28103828044512).

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

12850808755488 is a wasteful number, since it uses less digits than its factorization.

12850808755488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193 (or 1185 counting only the distinct ones).

The product of its (nonzero) digits is 229376000, while the sum is 69.

The spelling of 12850808755488 in words is "twelve trillion, eight hundred fifty billion, eight hundred eight million, seven hundred fifty-five thousand, four hundred eighty-eight".