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55552522454 = 21113194239589
BaseRepresentation
bin110011101111001100…
…000011100011010110
312022101112212112111122
4303233030003203112
51402232421204304
641304231203542
74004433435602
oct635714034326
9168345775448
1055552522454
1121617a50390
12a9245165b2
135314212c80
14298dd3a502
1516a208b9be
hexcef3038d6

55552522454 has 16 divisors (see below), whose sum is σ = 97896753360. Its totient is φ = 23308750560.

The previous prime is 55552522451. The next prime is 55552522469. The reversal of 55552522454 is 45422525555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55552522451) 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, 97119509 + ... + 97120080.

It is an arithmetic number, because the mean of its divisors is an integer number (6118547085).

Almost surely, 255552522454 is an apocalyptic number.

55552522454 is a deficient number, since it is larger than the sum of its proper divisors (42344230906).

55552522454 is a wasteful number, since it uses less digits than its factorization.

55552522454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194239615.

The product of its digits is 2000000, while the sum is 44.

The spelling of 55552522454 in words is "fifty-five billion, five hundred fifty-two million, five hundred twenty-two thousand, four hundred fifty-four".

Divisors: 1 2 11 13 22 26 143 286 194239589 388479178 2136635479 2525114657 4273270958 5050229314 27776261227 55552522454