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12623168040856 = 2330743283118747
BaseRepresentation
bin1011011110110000111101…
…1100100110111110011000
31122200202121021200120120221
42313230033130212332120
53123304222004301411
642503000415525424
72441664604656112
oct267541734467630
948622537616527
1012623168040856
1140275013013aa
1214ba555529874
1370748a1838b9
14318d70bb43b2
1516d556be3071
hexb7b0f726f98

12623168040856 has 32 divisors (see below), whose sum is σ = 23746284555840. Its totient is φ = 6290826791328.

The previous prime is 12623168040851. The next prime is 12623168040941. The reversal of 12623168040856 is 65804086132621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12623168040851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106243675 + ... + 106362421.

It is an arithmetic number, because the mean of its divisors is an integer number (742071392370).

Almost surely, 212623168040856 is an apocalyptic number.

It is an amenable number.

12623168040856 is a deficient number, since it is larger than the sum of its proper divisors (11123116514984).

12623168040856 is a wasteful number, since it uses less digits than its factorization.

12623168040856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162343 (or 162339 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 12623168040856 in words is "twelve trillion, six hundred twenty-three billion, one hundred sixty-eight million, forty thousand, eight hundred fifty-six".

Divisors: 1 2 4 8 307 614 1228 2456 43283 86566 118747 173132 237494 346264 474988 949976 13287881 26575762 36455329 53151524 72910658 106303048 145821316 291642632 5139726401 10279452802 20558905604 41117811208 1577896005107 3155792010214 6311584020428 12623168040856