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55866282899 = 747169806331
BaseRepresentation
bin110100000001111000…
…111101001110010011
312100012102021012220212
4310001320331032103
51403403232023044
641355320154335
74015263366230
oct640170751623
9170172235825
1055866282899
1121769073239
12a9b16089ab
13536421b13b
1429bd892787
1516be8b7a9e
hexd01e3d393

55866282899 has 8 divisors (see below), whose sum is σ = 65205631488. Its totient is φ = 46866547080.

The previous prime is 55866282887. The next prime is 55866282911. The reversal of 55866282899 is 99828266855.

55866282899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55866282887) and next prime (55866282911).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-55866282899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55866282859) 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, 84902837 + ... + 84903494.

It is an arithmetic number, because the mean of its divisors is an integer number (8150703936).

Almost surely, 255866282899 is an apocalyptic number.

55866282899 is a deficient number, since it is larger than the sum of its proper divisors (9339348589).

55866282899 is a wasteful number, since it uses less digits than its factorization.

55866282899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169806385.

The product of its digits is 149299200, while the sum is 68.

The spelling of 55866282899 in words is "fifty-five billion, eight hundred sixty-six million, two hundred eighty-two thousand, eight hundred ninety-nine".

Divisors: 1 7 47 329 169806331 1188644317 7980897557 55866282899