52555000055 has 4 divisors (see below), whose sum is σ = 63066000072. Its totient is φ = 42044000040.

The previous prime is 52555000051. The next prime is 52555000063. The reversal of 52555000055 is 55000055525.

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

It is not a de Polignac number, because 52555000055 - 2² = 52555000051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52554999985 and 52555000030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52555000051) by changing a digit.

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, 5255500001 + ... + 5255500010.

It is an arithmetic number, because the mean of its divisors is an integer number (15766500018).

Almost surely, 2^52555000055 is an apocalyptic number.

52555000055 is a deficient number, since it is larger than the sum of its proper divisors (10511000017).

52555000055 is a wasteful number, since it uses less digits than its factorization.

52555000055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10511000016.

The product of its (nonzero) digits is 31250, while the sum is 32.

The spelling of 52555000055 in words is "fifty-two billion, five hundred fifty-five million, fifty-five", and thus it is an aban number.