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50667757432469 = 172980456319557
BaseRepresentation
bin10111000010101000000011…
…01011101110111010010101
320122101210100010120112011222
423201110001223232322111
523120120031400314334
6255432240232340125
713446424156066052
oct1341240153567225
9218353303515158
1050667757432469
111516509118a561
125823901544645
132236c45011098
14c72492706029
155cceb82b3d2e
hex2e1501aeee95

50667757432469 has 4 divisors (see below), whose sum is σ = 53648213752044. Its totient is φ = 47687301112896.

The previous prime is 50667757432423. The next prime is 50667757432511. The reversal of 50667757432469 is 96423475776605.

50667757432469 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29187406036369 + 21480351396100 = 5402537^2 + 4634690^2 .

It is a cyclic number.

It is not a de Polignac number, because 50667757432469 - 28 = 50667757432213 is a prime.

It is a super-2 number, since 2×506677574324692 (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50667757432769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1490228159762 + ... + 1490228159795.

It is an arithmetic number, because the mean of its divisors is an integer number (13412053438011).

Almost surely, 250667757432469 is an apocalyptic number.

It is an amenable number.

50667757432469 is a deficient number, since it is larger than the sum of its proper divisors (2980456319575).

50667757432469 is a wasteful number, since it uses less digits than its factorization.

50667757432469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2980456319574.

The product of its (nonzero) digits is 1600300800, while the sum is 71.

The spelling of 50667757432469 in words is "fifty trillion, six hundred sixty-seven billion, seven hundred fifty-seven million, four hundred thirty-two thousand, four hundred sixty-nine".

Divisors: 1 17 2980456319557 50667757432469