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52578275755 = 541925097029
BaseRepresentation
bin110000111101111010…
…001101000110101011
312000201021022011001111
4300331322031012223
51330140014311010
640053142531151
73540636653455
oct607572150653
9160637264044
1052578275755
112033107a865
12a234436ab7
134c5bc77795
14278ad192d5
15157add358a
hexc3de8d1ab

52578275755 has 8 divisors (see below), whose sum is σ = 63244515600. Its totient is φ = 41962230816.

The previous prime is 52578275753. The next prime is 52578275777. The reversal of 52578275755 is 55757287525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52578275755 - 21 = 52578275753 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52578275755.

It is not an unprimeable number, because it can be changed into a prime (52578275753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12546420 + ... + 12550609.

It is an arithmetic number, because the mean of its divisors is an integer number (7905564450).

Almost surely, 252578275755 is an apocalyptic number.

52578275755 is a deficient number, since it is larger than the sum of its proper divisors (10666239845).

52578275755 is a wasteful number, since it uses less digits than its factorization.

52578275755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25097453.

The product of its digits is 34300000, while the sum is 58.

The spelling of 52578275755 in words is "fifty-two billion, five hundred seventy-eight million, two hundred seventy-five thousand, seven hundred fifty-five".

Divisors: 1 5 419 2095 25097029 125485145 10515655151 52578275755