11839816578255 has 32 divisors (see below), whose sum is σ = 19002343288320. Its totient is φ = 6295026080640.

The previous prime is 11839816578229. The next prime is 11839816578329. The reversal of 11839816578255 is 55287561893811.

It is not a de Polignac number, because 11839816578255 - 2⁷ = 11839816578127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11839816578255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73197649 + ... + 73359221.

It is an arithmetic number, because the mean of its divisors is an integer number (593823227760).

Almost surely, 2^{11839816578255} is an apocalyptic number.

11839816578255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11839816578255 is a deficient number, since it is larger than the sum of its proper divisors (7162526710065).

11839816578255 is a wasteful number, since it uses less digits than its factorization.

11839816578255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176671.

The product of its digits is 145152000, while the sum is 69.

The spelling of 11839816578255 in words is "eleven trillion, eight hundred thirty-nine billion, eight hundred sixteen million, five hundred seventy-eight thousand, two hundred fifty-five".