2105550305235 has 48 divisors (see below), whose sum is σ = 4101245838144. Its totient is φ = 991509970176.

The previous prime is 2105550305227. The next prime is 2105550305269. The reversal of 2105550305235 is 5325030555012.

2105550305235 is a `hidden beast` number, since 2 + 1 + 0 + 55 + 50 + 30 + 523 + 5 = 666.

It is not a de Polignac number, because 2105550305235 - 2³ = 2105550305227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2105550305235.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 78230704 + ... + 78257613.

It is an arithmetic number, because the mean of its divisors is an integer number (85442621628).

Almost surely, 2^{2105550305235} is an apocalyptic number.

2105550305235 is a deficient number, since it is larger than the sum of its proper divisors (1995695532909).

2105550305235 is a wasteful number, since it uses less digits than its factorization.

2105550305235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156488364 (or 156488361 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 36.

The spelling of 2105550305235 in words is "two trillion, one hundred five billion, five hundred fifty million, three hundred five thousand, two hundred thirty-five".