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86454445468 = 22199079671297
BaseRepresentation
bin101000010000100010…
…1100010010110011100
322021011011021212122211
41100201011202112130
52404024314223333
6103414442450204
76150264442606
oct1204105422634
9267134255584
1086454445468
113373530a536
1214909503964
1381ca3c5b11
144282082176
1523aee71ecd
hex142116259c

86454445468 has 48 divisors (see below), whose sum is σ = 159721703680. Its totient is φ = 40833144576.

The previous prime is 86454445463. The next prime is 86454445507.

86454445468 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×864544454682 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86454445463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66656596 + ... + 66657892.

Almost surely, 286454445468 is an apocalyptic number.

It is an amenable number.

86454445468 is a deficient number, since it is larger than the sum of its proper divisors (73267258212).

86454445468 is a wasteful number, since it uses less digits than its factorization.

86454445468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3194 (or 3192 counting only the distinct ones).

The product of its digits is 58982400, while the sum is 58.

The spelling of 86454445468 in words is "eighty-six billion, four hundred fifty-four million, four hundred forty-five thousand, four hundred sixty-eight".

Divisors: 1 2 4 19 38 76 907 967 1297 1814 1934 2594 3628 3868 5188 17233 18373 24643 34466 36746 49286 68932 73492 98572 877069 1176379 1254199 1754138 2352758 2508398 3508276 4705516 5016796 16664311 22351201 23829781 33328622 44702402 47659562 66657244 89404804 95319124 1137558493 2275116986 4550233972 21613611367 43227222734 86454445468