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55127924607 = 3741103621629
BaseRepresentation
bin110011010101111000…
…010101111101111111
312021021221220201202110
4303111320111331333
51400400222041412
641154142425103
73661056425160
oct632570257577
9167257821673
1055127924607
112141a304778
12a826292193
13527726b542
14294d7b1767
151679b69d3c
hexcd5e15f7f

55127924607 has 32 divisors (see below), whose sum is σ = 86888954880. Its totient is φ = 30434906880.

The previous prime is 55127924597. The next prime is 55127924617. The reversal of 55127924607 is 70642972155.

It is an interprime number because it is at equal distance from previous prime (55127924597) and next prime (55127924617).

It is not a de Polignac number, because 55127924607 - 24 = 55127924591 is a prime.

It is a super-2 number, since 2×551279246072 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55127924617) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222132 + ... + 399497.

It is an arithmetic number, because the mean of its divisors is an integer number (2715279840).

Almost surely, 255127924607 is an apocalyptic number.

55127924607 is a deficient number, since it is larger than the sum of its proper divisors (31761030273).

55127924607 is a wasteful number, since it uses less digits than its factorization.

55127924607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621783.

The product of its (nonzero) digits is 1058400, while the sum is 48.

The spelling of 55127924607 in words is "fifty-five billion, one hundred twenty-seven million, nine hundred twenty-four thousand, six hundred seven".

Divisors: 1 3 7 21 41 103 123 287 309 721 861 2163 4223 12669 29561 88683 621629 1864887 4351403 13054209 25486789 64027787 76460367 178407523 192083361 448194509 535222569 1344583527 2625139267 7875417801 18375974869 55127924607