53523006205 has 4 divisors (see below), whose sum is σ = 64227607452. Its totient is φ = 42818404960.

The previous prime is 53523006167. The next prime is 53523006281. The reversal of 53523006205 is 50260032535.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50260032535 = 5 ⋅10052006507.

It can be written as a sum of positive squares in 2 ways, for example, as 15870708441 + 37652297764 = 125979^2 + 194042^2 .

It is not a de Polignac number, because 53523006205 - 2⁹ = 53523005693 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

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, 5352300616 + ... + 5352300625.

It is an arithmetic number, because the mean of its divisors is an integer number (16056901863).

Almost surely, 2^53523006205 is an apocalyptic number.

It is an amenable number.

53523006205 is a deficient number, since it is larger than the sum of its proper divisors (10704601247).

53523006205 is a wasteful number, since it uses less digits than its factorization.

53523006205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10704601246.

The product of its (nonzero) digits is 27000, while the sum is 31.

The spelling of 53523006205 in words is "fifty-three billion, five hundred twenty-three million, six thousand, two hundred five".