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12613163425320 = 2335379972766263
BaseRepresentation
bin1011011110001011101100…
…1000000001111000101000
31122122210210001020110010210
42313202323020001320220
53123123224314102240
642454223550141120
72441161643101563
oct267427310017050
948583701213123
1012613163425320
114023237a246a7
1214b8622ab17a0
1370655453b653
143186a21ad4da
1516d16d722780
hexb78bb201e28

12613163425320 has 64 divisors (see below), whose sum is σ = 37840499809920. Its totient is φ = 3363420510464.

The previous prime is 12613163425211. The next prime is 12613163425321. The reversal of 12613163425320 is 2352436131621.

It is not an unprimeable number, because it can be changed into a prime (12613163425321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3176509 + ... + 5942771.

It is an arithmetic number, because the mean of its divisors is an integer number (591257809530).

Almost surely, 212613163425320 is an apocalyptic number.

12613163425320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12613163425320 is an abundant number, since it is smaller than the sum of its proper divisors (25227336384600).

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

12613163425320 is a wasteful number, since it uses less digits than its factorization.

12613163425320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2804274 (or 2804270 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

Adding to 12613163425320 its reverse (2352436131621), we get a palindrome (14965599556941).

The spelling of 12613163425320 in words is "twelve trillion, six hundred thirteen billion, one hundred sixty-three million, four hundred twenty-five thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 37997 75994 113991 151988 189985 227982 303976 379970 455964 569955 759940 911928 1139910 1519880 2279820 2766263 4559640 5532526 8298789 11065052 13831315 16597578 22130104 27662630 33195156 41493945 55325260 66390312 82987890 110650520 165975780 331951560 105109695211 210219390422 315329085633 420438780844 525548476055 630658171266 840877561688 1051096952110 1261316342532 1576645428165 2102193904220 2522632685064 3153290856330 4204387808440 6306581712660 12613163425320