2163505135005 has 48 divisors (see below), whose sum is σ = 3983433629760. Its totient is φ = 1114080746688.

The previous prime is 2163505134887. The next prime is 2163505135039. The reversal of 2163505135005 is 5005315053612.

2163505135005 is a `hidden beast` number, since 2 + 1 + 635 + 0 + 5 + 13 + 5 + 0 + 0 + 5 = 666.

It is not a de Polignac number, because 2163505135005 - 2¹³ = 2163505126813 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9414387 + ... + 9641456.

It is an arithmetic number, because the mean of its divisors is an integer number (82988200620).

Almost surely, 2^{2163505135005} is an apocalyptic number.

It is an amenable number.

2163505135005 is a deficient number, since it is larger than the sum of its proper divisors (1819928494755).

2163505135005 is a wasteful number, since it uses less digits than its factorization.

2163505135005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19055915 (or 19055880 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The spelling of 2163505135005 in words is "two trillion, one hundred sixty-three billion, five hundred five million, one hundred thirty-five thousand, five".