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55593313897 = 116477811341
BaseRepresentation
bin110011110001100111…
…101010011001101001
312022111101121221211211
4303301213222121221
51402323342021042
641312245353121
74005440241232
oct636147523151
9168441557754
1055593313897
1121638a81620
12a9361087a1
13531c7c5b14
142995518089
1516a5948017
hexcf19ea669

55593313897 has 8 divisors (see below), whose sum is σ = 60740995392. Its totient is φ = 50461256400.

The previous prime is 55593313879. The next prime is 55593313921. The reversal of 55593313897 is 79831339555.

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 55593313897 - 235 = 21233575529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55593313837) 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, 3898554 + ... + 3912787.

It is an arithmetic number, because the mean of its divisors is an integer number (7592624424).

Almost surely, 255593313897 is an apocalyptic number.

It is an amenable number.

55593313897 is a deficient number, since it is larger than the sum of its proper divisors (5147681495).

55593313897 is a wasteful number, since it uses less digits than its factorization.

55593313897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7811999.

The product of its digits is 15309000, while the sum is 58.

The spelling of 55593313897 in words is "fifty-five billion, five hundred ninety-three million, three hundred thirteen thousand, eight hundred ninety-seven".

Divisors: 1 11 647 7117 7811341 85924751 5053937627 55593313897