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12711188002848 = 2531719144990821
BaseRepresentation
bin1011100011111000110111…
…0110000111100000100000
31200000011210112202221012020
42320332031312013200200
53131230003112042343
643011234505101440
72451232042211106
oct270761566074040
950004715687166
1012711188002848
11406086a27a645
12151361b187880
137128769ca84a
1431d320b31c76
151709a9301b83
hexb8f8dd87820

12711188002848 has 192 divisors, whose sum is σ = 35594086348800. Its totient is φ = 3958066380800.

The previous prime is 12711188002819. The next prime is 12711188002861. The reversal of 12711188002848 is 84820088111721.

It is a super-2 number, since 2×127111880028482 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 12711188002848.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139913278 + ... + 140004098.

It is an arithmetic number, because the mean of its divisors is an integer number (185385866400).

Almost surely, 212711188002848 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 12711188002848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17797043174400).

12711188002848 is an abundant number, since it is smaller than the sum of its proper divisors (22882898345952).

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

12711188002848 is a wasteful number, since it uses less digits than its factorization.

12711188002848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91491 (or 91483 counting only the distinct ones).

The product of its (nonzero) digits is 458752, while the sum is 51.

The spelling of 12711188002848 in words is "twelve trillion, seven hundred eleven billion, one hundred eighty-eight million, two thousand, eight hundred forty-eight".