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50550500005555 = 51143971012181731
BaseRepresentation
bin10110111111001101101001…
…00110001001011010110011
320121222120200021001001200111
423133212310212021122303
523111204411000134210
6255302325031002151
713435103341312414
oct1337466446113263
9217876607031614
1050550500005555
111511a38a44a170
125805038209357
132228b79098234
14c6a92b71580b
155c9e03ea288a
hex2df9b49896b3

50550500005555 has 64 divisors (see below), whose sum is σ = 69089622852096. Its totient is φ = 35186941440000.

The previous prime is 50550500005541. The next prime is 50550500005559. The reversal of 50550500005555 is 55550000505505.

It is not a de Polignac number, because 50550500005555 - 215 = 50550499972787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50550500005559) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22079040 + ... + 24260770.

It is an arithmetic number, because the mean of its divisors is an integer number (1079525357064).

Almost surely, 250550500005555 is an apocalyptic number.

50550500005555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

50550500005555 is a deficient number, since it is larger than the sum of its proper divisors (18539122846541).

50550500005555 is a wasteful number, since it uses less digits than its factorization.

50550500005555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181988.

The product of its (nonzero) digits is 390625, while the sum is 40.

The spelling of 50550500005555 in words is "fifty trillion, five hundred fifty billion, five hundred million, five thousand, five hundred fifty-five".

Divisors: 1 5 11 43 55 97 101 215 473 485 505 1067 1111 2365 4171 4343 5335 5555 9797 20855 21715 45881 47773 48985 107767 229405 238865 421271 538835 2106355 2181731 4633981 10908655 23169905 23999041 93814433 119995205 211627907 220354831 469072165 1031958763 1058139535 1101774155 2327906977 2423903141 5159793815 9100000001 9475257733 11639534885 12119515705 21374418607 45500000005 47376288665 100100000011 104227835063 106872093035 235118604677 500500000055 521139175315 919100000101 1175593023385 4595500000505 10110100001111 50550500005555