11748672823155 has 48 divisors (see below), whose sum is σ = 19174174849536. Its totient is φ = 6142942765440.

The previous prime is 11748672823031. The next prime is 11748672823157. The reversal of 11748672823155 is 55132827684711.

It is not a de Polignac number, because 11748672823155 - 2²⁰ = 11748671774579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11748672823157) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54288294 + ... + 54504276.

It is an arithmetic number, because the mean of its divisors is an integer number (399461976032).

Almost surely, 2^{11748672823155} is an apocalyptic number.

11748672823155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11748672823155 is a deficient number, since it is larger than the sum of its proper divisors (7425502026381).

11748672823155 is a wasteful number, since it uses less digits than its factorization.

11748672823155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217388 (or 217335 counting only the distinct ones).

The product of its digits is 22579200, while the sum is 60.

The spelling of 11748672823155 in words is "eleven trillion, seven hundred forty-eight billion, six hundred seventy-two million, eight hundred twenty-three thousand, one hundred fifty-five".