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13867435352816 = 2413131720871113
BaseRepresentation
bin1100100111001100001110…
…0011101110001011110000
31211002201021102011010120222
43021303003203232023300
53304201001422242231
645254340054352212
72630613655423523
oct311630343561360
954081242133528
1013867435352816
114467167808131
12167b72805b668
13797902936a06
1435d28a524bba
15190accd3e27b
hexc9cc38ee2f0

13867435352816 has 40 divisors (see below), whose sum is σ = 27158662319184. Its totient is φ = 6859082247680.

The previous prime is 13867435352809. The next prime is 13867435352863. The reversal of 13867435352816 is 61825353476831.

13867435352816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 9771125 + ... + 11099988.

Almost surely, 213867435352816 is an apocalyptic number.

13867435352816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13867435352816 is a deficient number, since it is larger than the sum of its proper divisors (13291226966368).

13867435352816 is a wasteful number, since it uses less digits than its factorization.

13867435352816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20871569 (or 20871563 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 62.

The spelling of 13867435352816 in words is "thirteen trillion, eight hundred sixty-seven billion, four hundred thirty-five million, three hundred fifty-two thousand, eight hundred sixteen".

Divisors: 1 2 4 8 16 131 262 317 524 634 1048 1268 2096 2536 5072 41527 83054 166108 332216 664432 20871113 41742226 83484452 166968904 333937808 2734115803 5468231606 6616142821 10936463212 13232285642 21872926424 26464571284 43745852848 52929142568 105858285136 866714709551 1733429419102 3466858838204 6933717676408 13867435352816