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52552443055 = 578753171541
BaseRepresentation
bin110000111100010111…
…101010010010101111
312000122110200201020211
4300330113222102233
51330111411134210
640050421123251
73540204252460
oct607427522257
9160573621224
1052552443055
1120318536322
12a227859527
134c56801568
142787712d67
1515789ce38a
hexc3c5ea4af

52552443055 has 16 divisors (see below), whose sum is σ = 72080576064. Its totient is φ = 36031633920.

The previous prime is 52552442981. The next prime is 52552443059. The reversal of 52552443055 is 55034425525.

It is not a de Polignac number, because 52552443055 - 29 = 52552442543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52552442999 and 52552443017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52552443059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220585 + ... + 392125.

It is an arithmetic number, because the mean of its divisors is an integer number (4505036004).

Almost surely, 252552443055 is an apocalyptic number.

52552443055 is a deficient number, since it is larger than the sum of its proper divisors (19528133009).

52552443055 is a wasteful number, since it uses less digits than its factorization.

52552443055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180306.

The product of its (nonzero) digits is 600000, while the sum is 40.

The spelling of 52552443055 in words is "fifty-two billion, five hundred fifty-two million, four hundred forty-three thousand, fifty-five".

Divisors: 1 5 7 35 8753 43765 61271 171541 306355 857705 1200787 6003935 1501498373 7507491865 10510488611 52552443055