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55212652142201 = 187784193493927
BaseRepresentation
bin11001000110111001100101…
…00001001001111001111001
321020111021111122210111022202
430203130302201021321321
524214101002422022301
6313232201531155545
714425660663522241
oct1443346241117171
9236437448714282
1055212652142201
111665761081a514
1262386b95a5bb5
1324a66b90c1c88
14d8c44152ab21
1565b31b44366b
hex323732849e79

55212652142201 has 8 divisors (see below), whose sum is σ = 55248644921280. Its totient is φ = 55176666371568.

The previous prime is 55212652142177. The next prime is 55212652142287. The reversal of 55212652142201 is 10224125621255.

55212652142201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 55212652142201 - 226 = 55212585033337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55212652442201) 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, 14055500 + ... + 17549426.

It is an arithmetic number, because the mean of its divisors is an integer number (6906080615160).

Almost surely, 255212652142201 is an apocalyptic number.

It is an amenable number.

55212652142201 is a deficient number, since it is larger than the sum of its proper divisors (35992779079).

55212652142201 is a wasteful number, since it uses less digits than its factorization.

55212652142201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3504223.

The product of its (nonzero) digits is 96000, while the sum is 38.

Adding to 55212652142201 its reverse (10224125621255), we get a palindrome (65436777763456).

The spelling of 55212652142201 in words is "fifty-five trillion, two hundred twelve billion, six hundred fifty-two million, one hundred forty-two thousand, two hundred one".

Divisors: 1 1877 8419 3493927 15802463 6558100979 29415371413 55212652142201