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16968195036 = 22331312085609
BaseRepresentation
bin11111100110110001…
…00001101111011100
31121210112122121201000
433303120201233130
5234222324220121
611443423150300
71140326164242
oct176330415734
947715577630
1016968195036
117218116091
123356745390
1317a55389c0
14b6d7a0792
156949e3526
hex3f3621bdc

16968195036 has 48 divisors (see below), whose sum is σ = 47375591200. Its totient is φ = 5220982656.

The previous prime is 16968195011. The next prime is 16968195047. The reversal of 16968195036 is 63059186961.

16968195036 is a `hidden beast` number, since 1 + 69 + 68 + 19 + 503 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 6041401 + ... + 6044208.

Almost surely, 216968195036 is an apocalyptic number.

It is an amenable number.

16968195036 is an abundant number, since it is smaller than the sum of its proper divisors (30407396164).

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

16968195036 is a wasteful number, since it uses less digits than its factorization.

16968195036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12085635 (or 12085627 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The spelling of 16968195036 in words is "sixteen billion, nine hundred sixty-eight million, one hundred ninety-five thousand, thirty-six".

Divisors: 1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 78 108 117 156 234 351 468 702 1404 12085609 24171218 36256827 48342436 72513654 108770481 145027308 157112917 217540962 314225834 326311443 435081924 471338751 628451668 652622886 942677502 1305245772 1414016253 1885355004 2828032506 4242048759 5656065012 8484097518 16968195036