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6550052210001 = 3213731316972169
BaseRepresentation
bin101111101010000110110…
…0010010000010101010001
3212012011211101210222102100
41133110031202100111101
51324304001331210001
621533015154511013
71244140254104166
oct137241542202521
925164741728370
106550052210001
1120a5952793063
1289953b295469
13386889cca881
1418904a65406d
15b55add25586
hex5f50d890551

6550052210001 has 24 divisors (see below), whose sum is σ = 9560694915720. Its totient is φ = 4320978195456.

The previous prime is 6550052209973. The next prime is 6550052210083. The reversal of 6550052210001 is 1000122500556.

6550052210001 is a `hidden beast` number, since 6 + 5 + 500 + 52 + 2 + 100 + 0 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 7404430401 + 6542647779600 = 86049^2 + 2557860^2 .

It is not a de Polignac number, because 6550052210001 - 25 = 6550052209969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6550052214001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8100156 + ... + 8872013.

It is an arithmetic number, because the mean of its divisors is an integer number (398362288155).

Almost surely, 26550052210001 is an apocalyptic number.

It is an amenable number.

6550052210001 is a deficient number, since it is larger than the sum of its proper divisors (3010642705719).

6550052210001 is a wasteful number, since it uses less digits than its factorization.

6550052210001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16972625 (or 16972622 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 6550052210001 its reverse (1000122500556), we get a palindrome (7550174710557).

The spelling of 6550052210001 in words is "six trillion, five hundred fifty billion, fifty-two million, two hundred ten thousand, one".

Divisors: 1 3 9 137 313 411 939 1233 2817 42881 128643 385929 16972169 50916507 152749521 2325187153 5312288897 6975561459 15936866691 20926684377 47810600073 727783578889 2183350736667 6550052210001