11305545322155 has 16 divisors (see below), whose sum is σ = 20672997160704. Its totient is φ = 5168249290080.

The previous prime is 11305545322133. The next prime is 11305545322157. The reversal of 11305545322155 is 55122354550311.

It is not a de Polignac number, because 11305545322155 - 2¹⁵ = 11305545289387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11305545322157) 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 15 ways as a sum of consecutive naturals, for example, 53835930001 + ... + 53835930210.

It is an arithmetic number, because the mean of its divisors is an integer number (1292062322544).

Almost surely, 2^{11305545322155} is an apocalyptic number.

11305545322155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11305545322155 is a deficient number, since it is larger than the sum of its proper divisors (9367451838549).

11305545322155 is a wasteful number, since it uses less digits than its factorization.

11305545322155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107671860226.

The product of its (nonzero) digits is 450000, while the sum is 42.

Adding to 11305545322155 its reverse (55122354550311), we get a palindrome (66427899872466).

The spelling of 11305545322155 in words is "eleven trillion, three hundred five billion, five hundred forty-five million, three hundred twenty-two thousand, one hundred fifty-five".