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90016066433 = 1944910551643
BaseRepresentation
bin101001111010101100…
…0000010101110000001
322121100101002222010102
41103311120002232001
52433323103111213
6105204112412145
76334452640316
oct1236530025601
9277311088112
1090016066433
11351a27a5037
1215542247055
138647259147
1444dd0c0d0d
15251c9a2158
hex14f5602b81

90016066433 has 8 divisors (see below), whose sum is σ = 94964796000. Its totient is φ = 85088441088.

The previous prime is 90016066403. The next prime is 90016066447. The reversal of 90016066433 is 33466061009.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90016066433 - 212 = 90016062337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90016066403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5267291 + ... + 5284352.

It is an arithmetic number, because the mean of its divisors is an integer number (11870599500).

Almost surely, 290016066433 is an apocalyptic number.

It is an amenable number.

90016066433 is a deficient number, since it is larger than the sum of its proper divisors (4948729567).

90016066433 is a wasteful number, since it uses less digits than its factorization.

90016066433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10552111.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 90016066433 in words is "ninety billion, sixteen million, sixty-six thousand, four hundred thirty-three".

Divisors: 1 19 449 8531 10551643 200481217 4737687707 90016066433