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12676681206 = 2327612516571
BaseRepresentation
bin10111100111001011…
…01100110111110110
31012201110102010110100
423303211230313312
5201430212244311
65453521134530
7626066004150
oct136345546766
935643363410
1012676681206
115415724242
12255948a446
1312703cacc7
14883845ad0
154e2d88a56
hex2f396cdf6

12676681206 has 96 divisors (see below), whose sum is σ = 32036449536. Its totient is φ = 3547800000.

The previous prime is 12676681141. The next prime is 12676681247. The reversal of 12676681206 is 60218667621.

It is a super-2 number, since 2×126766812062 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1925901 + ... + 1932471.

It is an arithmetic number, because the mean of its divisors is an integer number (333713016).

Almost surely, 212676681206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12676681206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16018224768).

12676681206 is an abundant number, since it is smaller than the sum of its proper divisors (19359768330).

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

12676681206 is a wasteful number, since it uses less digits than its factorization.

12676681206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6898 (or 6895 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 12676681206 in words is "twelve billion, six hundred seventy-six million, six hundred eighty-one thousand, two hundred six".

Divisors: 1 2 3 6 7 9 14 18 21 42 61 63 122 126 183 251 366 427 502 549 753 854 1098 1281 1506 1757 2259 2562 3514 3843 4518 5271 6571 7686 10542 13142 15311 15813 19713 30622 31626 39426 45933 45997 59139 91866 91994 107177 118278 137799 137991 214354 275598 275982 321531 400831 413973 643062 801662 827946 964593 1202493 1649321 1929186 2404986 2805817 3298642 3607479 4947963 5611634 7214958 8417451 9895926 11545247 14843889 16834902 23090494 25252353 29687778 34635741 50504706 69271482 100608581 103907223 201217162 207814446 301825743 603651486 704260067 905477229 1408520134 1810954458 2112780201 4225560402 6338340603 12676681206