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54142214123555 = 5171583402379801
BaseRepresentation
bin11000100111101111101110…
…11100001011000000100011
321002200221111222210222100022
430103313313130023000203
524044031223303423210
6311052331221344055
714255434352505245
oct1423676734130043
9232627458728308
1054142214123555
111628464742a678
1260a5159b6802b
132429786a1877c
14d526d624c095
1563d56ade8155
hex313df770b023

54142214123555 has 16 divisors (see below), whose sum is σ = 68835917487744. Its totient is φ = 40740149990400.

The previous prime is 54142214123539. The next prime is 54142214123579. The reversal of 54142214123555 is 55532141224145.

It is not a de Polignac number, because 54142214123555 - 24 = 54142214123539 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201055346 + ... + 201324455.

It is an arithmetic number, because the mean of its divisors is an integer number (4302244842984).

Almost surely, 254142214123555 is an apocalyptic number.

54142214123555 is a deficient number, since it is larger than the sum of its proper divisors (14693703364189).

54142214123555 is a wasteful number, since it uses less digits than its factorization.

54142214123555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402381406.

The product of its digits is 960000, while the sum is 44.

The spelling of 54142214123555 in words is "fifty-four trillion, one hundred forty-two billion, two hundred fourteen million, one hundred twenty-three thousand, five hundred fifty-five".

Divisors: 1 5 17 85 1583 7915 26911 134555 402379801 2011899005 6840456617 34202283085 636967224983 3184836124915 10828442824711 54142214123555