50510500055 has 4 divisors (see below), whose sum is σ = 60612600072. Its totient is φ = 40408400040.

The previous prime is 50510500021. The next prime is 50510500057. The reversal of 50510500055 is 55000501505.

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

It is not a de Polignac number, because 50510500055 - 2⁸ = 50510499799 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50510499997 and 50510500033.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50510500057) 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, 5051050001 + ... + 5051050010.

It is an arithmetic number, because the mean of its divisors is an integer number (15153150018).

Almost surely, 2^50510500055 is an apocalyptic number.

50510500055 is a deficient number, since it is larger than the sum of its proper divisors (10102100017).

50510500055 is a wasteful number, since it uses less digits than its factorization.

50510500055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10102100016.

The product of its (nonzero) digits is 3125, while the sum is 26.

The spelling of 50510500055 in words is "fifty billion, five hundred ten million, five hundred thousand, fifty-five".