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368144663405 = 5283260172907
BaseRepresentation
bin1010101101101110010…
…00011100001101101101
31022012020122010121021112
411112313020130031231
522012430013212110
6441042345441405
735411653002401
oct5266710341555
91265218117245
10368144663405
11132147079542
125b422aa0265
132893ca7ca4c
1413b65599101
159899e85405
hex55b721c36d

368144663405 has 8 divisors (see below), whose sum is σ = 443334635232. Its totient is φ = 293475037968.

The previous prime is 368144663401. The next prime is 368144663407. The reversal of 368144663405 is 504366441863.

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 368144663405 - 22 = 368144663401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368144663401) 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, 130085039 + ... + 130087868.

It is an arithmetic number, because the mean of its divisors is an integer number (55416829404).

Almost surely, 2368144663405 is an apocalyptic number.

It is an amenable number.

368144663405 is a deficient number, since it is larger than the sum of its proper divisors (75189971827).

368144663405 is a wasteful number, since it uses less digits than its factorization.

368144663405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260173195.

The product of its (nonzero) digits is 4976640, while the sum is 50.

The spelling of 368144663405 in words is "three hundred sixty-eight billion, one hundred forty-four million, six hundred sixty-three thousand, four hundred five".

Divisors: 1 5 283 1415 260172907 1300864535 73628932681 368144663405