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16442621222277 = 316133397937843
BaseRepresentation
bin1110111101000101100010…
…0110001101110110000101
32011012220021112200121012110
43233101120212031312011
54123343442013103102
654545345205011233
73314640324230655
oct357213046156605
964186245617173
1016442621222277
11526a305026a08
121a168346b3b19
139236bcc6c6b3
1440bb81856365
151d7a9c47e86c
hexef45898dd85

16442621222277 has 8 divisors (see below), whose sum is σ = 21937086720864. Its totient is φ = 10954951602608.

The previous prime is 16442621222249. The next prime is 16442621222281. The reversal of 16442621222277 is 77222212624461.

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 16442621222277 - 210 = 16442621221253 is a prime.

It is a super-3 number, since 3×164426212222773 (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16442621222977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1698964083 + ... + 1698973760.

It is an arithmetic number, because the mean of its divisors is an integer number (2742135840108).

Almost surely, 216442621222277 is an apocalyptic number.

It is an amenable number.

16442621222277 is a deficient number, since it is larger than the sum of its proper divisors (5494465498587).

16442621222277 is a wasteful number, since it uses less digits than its factorization.

16442621222277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3397939459.

The product of its digits is 1806336, while the sum is 48.

The spelling of 16442621222277 in words is "sixteen trillion, four hundred forty-two billion, six hundred twenty-one million, two hundred twenty-two thousand, two hundred seventy-seven".

Divisors: 1 3 1613 4839 3397937843 10193813529 5480873740759 16442621222277