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55050606108 = 22321738839211
BaseRepresentation
bin110011010001010001…
…011001011000011100
312021002120102112201100
4303101101121120130
51400220423343413
641142341313100
73656130300621
oct632121313034
9167076375640
1055050606108
112138a6a5193
12a804405790
135264239854
142943406348
151672e95a73
hexcd145961c

55050606108 has 36 divisors (see below), whose sum is σ = 139960082808. Its totient is φ = 18244129440.

The previous prime is 55050606073. The next prime is 55050606109. The reversal of 55050606108 is 80160605055.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55050606109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4413378 + ... + 4425833.

It is an arithmetic number, because the mean of its divisors is an integer number (3887780078).

Almost surely, 255050606108 is an apocalyptic number.

It is an amenable number.

55050606108 is an abundant number, since it is smaller than the sum of its proper divisors (84909476700).

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

55050606108 is a wasteful number, since it uses less digits than its factorization.

55050606108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8839394 (or 8839389 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 55050606108 in words is "fifty-five billion, fifty million, six hundred six thousand, one hundred eight".

Divisors: 1 2 3 4 6 9 12 18 36 173 346 519 692 1038 1557 2076 3114 6228 8839211 17678422 26517633 35356844 53035266 79552899 106070532 159105798 318211596 1529183503 3058367006 4587550509 6116734012 9175101018 13762651527 18350202036 27525303054 55050606108