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54455055305 = 574336182761
BaseRepresentation
bin110010101101110001…
…100011001111001001
312012120001210102121012
4302231301203033021
51343010443232210
641003304453305
73635306222120
oct625561431711
9165501712535
1054455055305
1121104506042
12a678a7a235
13519aa3b121
1428c829aab7
15163aa56305
hexcadc633c9

54455055305 has 16 divisors (see below), whose sum is σ = 76417993344. Its totient is φ = 36472222080.

The previous prime is 54455055251. The next prime is 54455055307. The reversal of 54455055305 is 50355055445.

It is not a de Polignac number, because 54455055305 - 210 = 54455054281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54455055307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18089876 + ... + 18092885.

It is an arithmetic number, because the mean of its divisors is an integer number (4776124584).

Almost surely, 254455055305 is an apocalyptic number.

It is an amenable number.

54455055305 is a deficient number, since it is larger than the sum of its proper divisors (21962938039).

54455055305 is a wasteful number, since it uses less digits than its factorization.

54455055305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36182816.

The product of its (nonzero) digits is 750000, while the sum is 41.

The spelling of 54455055305 in words is "fifty-four billion, four hundred fifty-five million, fifty-five thousand, three hundred five".

Divisors: 1 5 7 35 43 215 301 1505 36182761 180913805 253279327 1266396635 1555858723 7779293615 10891011061 54455055305