9555555050055 has 24 divisors (see below), whose sum is σ = 18929099528352. Its totient is φ = 4368253737024.

The previous prime is 9555555050047. The next prime is 9555555050059. The reversal of 9555555050055 is 5500505555559.

9555555050055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9555555050055 - 2³ = 9555555050047 is a prime.

It is a super-2 number, since 2×9555555050055² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9555555049983 and 9555555050010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9555555050059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15167547384 + ... + 15167548013.

It is an arithmetic number, because the mean of its divisors is an integer number (788712480348).

Almost surely, 2^{9555555050055} is an apocalyptic number.

9555555050055 is a deficient number, since it is larger than the sum of its proper divisors (9373544478297).

9555555050055 is a wasteful number, since it uses less digits than its factorization.

9555555050055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30335095415 (or 30335095412 counting only the distinct ones).

The product of its (nonzero) digits is 17578125, while the sum is 54.

The spelling of 9555555050055 in words is "nine trillion, five hundred fifty-five billion, five hundred fifty-five million, fifty thousand, fifty-five".