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55512201326 = 241966243677
BaseRepresentation
bin110011101100110010…
…001111100001101110
312022021202000000022112
4303230302033201232
51402142110420301
641300231044022
74003433632361
oct635462174156
9168252000275
1055512201326
11215a721053a
12a912b10612
135308a6620a
1429888420d8
15169d7749bb
hexcecc8f86e

55512201326 has 8 divisors (see below), whose sum is σ = 83467034280. Its totient is φ = 27689856568.

The previous prime is 55512201313. The next prime is 55512201377. The reversal of 55512201326 is 62310221555.

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

It is a junction number, because it is equal to n+sod(n) for n = 55512201292 and 55512201301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33121001 + ... + 33122676.

It is an arithmetic number, because the mean of its divisors is an integer number (10433379285).

Almost surely, 255512201326 is an apocalyptic number.

55512201326 is a deficient number, since it is larger than the sum of its proper divisors (27954832954).

55512201326 is a wasteful number, since it uses less digits than its factorization.

55512201326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66244098.

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 55512201326 in words is "fifty-five billion, five hundred twelve million, two hundred one thousand, three hundred twenty-six".

Divisors: 1 2 419 838 66243677 132487354 27756100663 55512201326