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55043747058 = 2317539644579
BaseRepresentation
bin110011010000110111…
…001110110011110010
312021002002112001212110
4303100313032303302
51400212144401213
641141534310150
73656015062446
oct632067166362
9167062461773
1055043747058
112138683a953
12a802058356
1352629a7841
14294253c826
15167258d5c3
hexcd0dcecf2

55043747058 has 16 divisors (see below), whose sum is σ = 116563229280. Its totient is φ = 17268626496.

The previous prime is 55043747027. The next prime is 55043747071. The reversal of 55043747058 is 85074734055.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 55043746998 and 55043747016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269822188 + ... + 269822391.

It is an arithmetic number, because the mean of its divisors is an integer number (7285201830).

Almost surely, 255043747058 is an apocalyptic number.

55043747058 is an abundant number, since it is smaller than the sum of its proper divisors (61519482222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55043747058 is a wasteful number, since it uses less digits than its factorization.

55043747058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539644601.

The product of its (nonzero) digits is 2352000, while the sum is 48.

The spelling of 55043747058 in words is "fifty-five billion, forty-three million, seven hundred forty-seven thousand, fifty-eight".

Divisors: 1 2 3 6 17 34 51 102 539644579 1079289158 1618933737 3237867474 9173957843 18347915686 27521873529 55043747058