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55544450512 = 2427119796473
BaseRepresentation
bin110011101110101101…
…010000110111010000
312022100222200102212211
4303232231100313100
51402223334404022
641303342201504
74004305016335
oct635655206720
9168328612784
1055544450512
1121613437861
12a921883294
135312647b85
14298cc3898c
1516a14e4e77
hexceeb50dd0

55544450512 has 40 divisors (see below), whose sum is σ = 108085760640. Its totient is φ = 27651490560.

The previous prime is 55544450473. The next prime is 55544450519. The reversal of 55544450512 is 21505444555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55544450519) 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 7 ways as a sum of consecutive naturals, for example, 8577708 + ... + 8584180.

It is an arithmetic number, because the mean of its divisors is an integer number (2702144016).

Almost surely, 255544450512 is an apocalyptic number.

It is an amenable number.

55544450512 is a deficient number, since it is larger than the sum of its proper divisors (52541310128).

55544450512 is a wasteful number, since it uses less digits than its factorization.

55544450512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8731 (or 8725 counting only the distinct ones).

The product of its (nonzero) digits is 400000, while the sum is 40.

The spelling of 55544450512 in words is "fifty-five billion, five hundred forty-four million, four hundred fifty thousand, five hundred twelve".

Divisors: 1 2 4 8 16 271 542 1084 1979 2168 3958 4336 6473 7916 12946 15832 25892 31664 51784 103568 536309 1072618 1754183 2145236 3508366 4290472 7016732 8580944 12810067 14033464 25620134 28066928 51240268 102480536 204961072 3471528157 6943056314 13886112628 27772225256 55544450512