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55444214504 = 237990075259
BaseRepresentation
bin110011101000101110…
…111001001011101000
312022010000001220221002
4303220232321023220
51402022204331004
641245401534132
74001650022150
oct635056711350
9168100056832
1055444214504
11215718a4a88
12a8b41a4348
1352c7950b23
14297d7c5760
1516977e561e
hexce8bb92e8

55444214504 has 16 divisors (see below), whose sum is σ = 118809031200. Its totient is φ = 23761806192.

The previous prime is 55444214467. The next prime is 55444214513. The reversal of 55444214504 is 40541244455.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 495037574 + ... + 495037685.

It is an arithmetic number, because the mean of its divisors is an integer number (7425564450).

Almost surely, 255444214504 is an apocalyptic number.

It is an amenable number.

55444214504 is an abundant number, since it is smaller than the sum of its proper divisors (63364816696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55444214504 is a wasteful number, since it uses less digits than its factorization.

55444214504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990075272 (or 990075268 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 38.

Adding to 55444214504 its reverse (40541244455), we get a palindrome (95985458959).

The spelling of 55444214504 in words is "fifty-five billion, four hundred forty-four million, two hundred fourteen thousand, five hundred four".

Divisors: 1 2 4 7 8 14 28 56 990075259 1980150518 3960301036 6930526813 7920602072 13861053626 27722107252 55444214504