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12163757027040 = 2539537139751
BaseRepresentation
bin1011000100000001100001…
…1010101010111011100000
31121001211210010211000000000
42301000120122222323200
53043242333244331130
641511541451300000
72363542144535223
oct261003032527340
947054703730000
1012163757027040
11396a690807a93
12144550174a600
136a3064128b18
14300a2c4795ba
1516161963b260
hexb10186aaee0

12163757027040 has 960 divisors, whose sum is σ = 44647430446080. Its totient is φ = 3129124608000.

The previous prime is 12163757027039. The next prime is 12163757027069. The reversal of 12163757027040 is 4072075736121.

12163757027040 is a `hidden beast` number, since 1 + 2 + 1 + 6 + 3 + 7 + 570 + 2 + 70 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 16196746665 + ... + 16196747415.

It is an arithmetic number, because the mean of its divisors is an integer number (46507740048).

Almost surely, 212163757027040 is an apocalyptic number.

12163757027040 is a gapful number since it is divisible by the number (10) 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 12163757027040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22323715223040).

12163757027040 is an abundant number, since it is smaller than the sum of its proper divisors (32483673419040).

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

12163757027040 is an frugal number, since it uses more digits than its factorization.

12163757027040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969 (or 937 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 45.

The spelling of 12163757027040 in words is "twelve trillion, one hundred sixty-three billion, seven hundred fifty-seven million, twenty-seven thousand, forty".