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12437233864764 = 22323210132144503
BaseRepresentation
bin1011010011111100010011…
…1010000001000000111100
31122000222200012201210002120
42310333010322001000330
53112232423332133024
642241330353122540
72422363151362062
oct264770472010074
948028605653076
1012437233864764
113a65668307965
12148a504559450
136c2a97cac367
1430dd72c22032
151687c3555479
hexb4fc4e8103c

12437233864764 has 48 divisors (see below), whose sum is σ = 30283415941632. Its totient is φ = 3965304290112.

The previous prime is 12437233864733. The next prime is 12437233864813. The reversal of 12437233864764 is 46746833273421.

It is a junction number, because it is equal to n+sod(n) for n = 12437233864698 and 12437233864707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4727337 + ... + 6871839.

It is an arithmetic number, because the mean of its divisors is an integer number (630904498784).

Almost surely, 212437233864764 is an apocalyptic number.

It is an amenable number.

12437233864764 is an abundant number, since it is smaller than the sum of its proper divisors (17846182076868).

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

12437233864764 is a wasteful number, since it uses less digits than its factorization.

12437233864764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165546 (or 2165544 counting only the distinct ones).

The product of its digits is 97542144, while the sum is 60.

The spelling of 12437233864764 in words is "twelve trillion, four hundred thirty-seven billion, two hundred thirty-three million, eight hundred sixty-four thousand, seven hundred sixty-four".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 21013 42026 63039 84052 126078 252156 483299 966598 1449897 1933196 2144503 2899794 4289006 5799588 6433509 8578012 12867018 25734036 49323569 98647138 147970707 197294276 295941414 591882828 45062441539 90124883078 135187324617 180249766156 270374649234 540749298468 1036436155397 2072872310794 3109308466191 4145744621588 6218616932382 12437233864764