11728685473466 has 16 divisors (see below), whose sum is σ = 19003577778528. Its totient is φ = 5396885247600.

The previous prime is 11728685473441. The next prime is 11728685473469. The reversal of 11728685473466 is 66437458682711.

11728685473466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11728685473396 and 11728685473405.

It is not an unprimeable number, because it can be changed into a prime (11728685473469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 681416300 + ... + 681433511.

It is an arithmetic number, because the mean of its divisors is an integer number (1187723611158).

Almost surely, 2^{11728685473466} is an apocalyptic number.

11728685473466 is a deficient number, since it is larger than the sum of its proper divisors (7274892305062).

11728685473466 is a wasteful number, since it uses less digits than its factorization.

11728685473466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362850157.

The product of its digits is 325140480, while the sum is 68.

The spelling of 11728685473466 in words is "eleven trillion, seven hundred twenty-eight billion, six hundred eighty-five million, four hundred seventy-three thousand, four hundred sixty-six".