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55006514465 = 5712831224953
BaseRepresentation
bin110011001110101001…
…001100110100100001
312020222111110110100112
4303032221030310201
51400123131430330
641134124301105
73655053441560
oct631651146441
9166874413315
1055006514465
112136781a511
12a7b16a1795
13525806c816
14293b609bd7
15166e186795
hexccea4cd21

55006514465 has 16 divisors (see below), whose sum is σ = 75496364928. Its totient is φ = 37689323136.

The previous prime is 55006514449. The next prime is 55006514489. The reversal of 55006514465 is 56441560055.

It is a cyclic number.

It is not a de Polignac number, because 55006514465 - 24 = 55006514449 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 567572 + ... + 657381.

It is an arithmetic number, because the mean of its divisors is an integer number (4718522808).

Almost surely, 255006514465 is an apocalyptic number.

It is an amenable number.

55006514465 is a deficient number, since it is larger than the sum of its proper divisors (20489850463).

55006514465 is a wasteful number, since it uses less digits than its factorization.

55006514465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226248.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 55006514465 in words is "fifty-five billion, six million, five hundred fourteen thousand, four hundred sixty-five".

Divisors: 1 5 7 35 1283 6415 8981 44905 1224953 6124765 8574671 42873355 1571614699 7858073495 11001302893 55006514465