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12967745868848 = 242338990587249
BaseRepresentation
bin1011110010110100100111…
…1000101101010000110000
31200220201000111122220021102
42330231021320231100300
53144430420420300343
643325144502343532
72505613555121531
oct274551170552060
950821014586242
1012967745868848
11414a654524661
12155529ba2aba8
13730b125bb104
1432b8dc48c688
151774c2bec3b8
hexbcb49e2d430

12967745868848 has 40 divisors (see below), whose sum is σ = 26284796460000. Its totient is φ = 6186021991424.

The previous prime is 12967745868839. The next prime is 12967745868853. The reversal of 12967745868848 is 84886854776921.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45150473 + ... + 45436776.

It is an arithmetic number, because the mean of its divisors is an integer number (657119911500).

Almost surely, 212967745868848 is an apocalyptic number.

It is an amenable number.

12967745868848 is an abundant number, since it is smaller than the sum of its proper divisors (13317050591152).

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

12967745868848 is a wasteful number, since it uses less digits than its factorization.

12967745868848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90587669 (or 90587663 counting only the distinct ones).

The product of its digits is 10404495360, while the sum is 83.

The spelling of 12967745868848 in words is "twelve trillion, nine hundred sixty-seven billion, seven hundred forty-five million, eight hundred sixty-eight thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 16 23 46 92 184 368 389 778 1556 3112 6224 8947 17894 35788 71576 143152 90587249 181174498 362348996 724697992 1449395984 2083506727 4167013454 8334026908 16668053816 33336107632 35238439861 70476879722 140953759444 281907518888 563815037776 810484116803 1620968233606 3241936467212 6483872934424 12967745868848