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55125464655 = 3519193422683
BaseRepresentation
bin110011010101101110…
…111101011001001111
312021021210021202100010
4303111232331121033
51400344104332110
641154014004303
73661026501252
oct632556753117
9167253252303
1055125464655
1121418984558
12a8254a6693
1352768b9951
14294d331099
151679831020
hexcd5bbd64f

55125464655 has 16 divisors (see below), whose sum is σ = 92842888320. Its totient is φ = 27852866208.

The previous prime is 55125464629. The next prime is 55125464657. The reversal of 55125464655 is 55646452155.

It is not a de Polignac number, because 55125464655 - 28 = 55125464399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55125464657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96711057 + ... + 96711626.

It is an arithmetic number, because the mean of its divisors is an integer number (5802680520).

Almost surely, 255125464655 is an apocalyptic number.

55125464655 is a deficient number, since it is larger than the sum of its proper divisors (37717423665).

55125464655 is a wasteful number, since it uses less digits than its factorization.

55125464655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193422710.

The product of its digits is 3600000, while the sum is 48.

The spelling of 55125464655 in words is "fifty-five billion, one hundred twenty-five million, four hundred sixty-four thousand, six hundred fifty-five".

Divisors: 1 3 5 15 19 57 95 285 193422683 580268049 967113415 2901340245 3675030977 11025092931 18375154885 55125464655