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55365806741 = 731632500601
BaseRepresentation
bin110011100100000011…
…110010101010010101
312021220112112101200212
4303210003302222111
51401342121303431
641233521215205
74000005410120
oct634403625225
9167815471625
1055365806741
1121531611083
12a891a91505
1352b462a3bb
1429732153b7
1516909a872b
hexce40f2a95

55365806741 has 8 divisors (see below), whose sum is σ = 63295237824. Its totient is φ = 47441383200.

The previous prime is 55365806723. The next prime is 55365806773. The reversal of 55365806741 is 14760856355.

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-55365806741 is a prime.

It is a super-2 number, since 2×553658067412 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55365806741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55365806791) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1228160 + ... + 1272441.

It is an arithmetic number, because the mean of its divisors is an integer number (7911904728).

Almost surely, 255365806741 is an apocalyptic number.

It is an amenable number.

55365806741 is a deficient number, since it is larger than the sum of its proper divisors (7929431083).

55365806741 is a wasteful number, since it uses less digits than its factorization.

55365806741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503771.

The product of its (nonzero) digits is 3024000, while the sum is 50.

The spelling of 55365806741 in words is "fifty-five billion, three hundred sixty-five million, eight hundred six thousand, seven hundred forty-one".

Divisors: 1 7 3163 22141 2500601 17504207 7909400963 55365806741