55553527800853 has 4 divisors (see below), whose sum is σ = 55562651395020. Its totient is φ = 55544404206688.

The previous prime is 55553527800839. The next prime is 55553527800899. The reversal of 55553527800853 is 35800872535555.

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 40038610346449 + 15514917454404 = 6327607^2 + 3938898^2 .

It is a cyclic number.

It is not a de Polignac number, because 55553527800853 - 2²⁵ = 55553494246421 is a prime.

It is a super-2 number, since 2×55553527800853² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55553527800791 and 55553527800800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55553527600853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4561787950 + ... + 4561800127.

It is an arithmetic number, because the mean of its divisors is an integer number (13890662848755).

Almost surely, 2^{55553527800853} is an apocalyptic number.

It is an amenable number.

55553527800853 is a deficient number, since it is larger than the sum of its proper divisors (9123594167).

55553527800853 is an equidigital number, since it uses as much as digits as its factorization.

55553527800853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9123594166.

The product of its (nonzero) digits is 126000000, while the sum is 61.

The spelling of 55553527800853 in words is "fifty-five trillion, five hundred fifty-three billion, five hundred twenty-seven million, eight hundred thousand, eight hundred fifty-three".