9191369091466 has 16 divisors (see below), whose sum is σ = 13910055148224. Its totient is φ = 4554689844544.

The previous prime is 9191369091451. The next prime is 9191369091469. The reversal of 9191369091466 is 6641909631919.

It is a junction number, because it is equal to n+sod(n) for n = 9191369091398 and 9191369091407.

It is not an unprimeable number, because it can be changed into a prime (9191369091469) 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, 1740141 + ... + 4627183.

It is an arithmetic number, because the mean of its divisors is an integer number (869378446764).

Almost surely, 2^{9191369091466} is an apocalyptic number.

9191369091466 is a deficient number, since it is larger than the sum of its proper divisors (4718686056758).

9191369091466 is a wasteful number, since it uses less digits than its factorization.

9191369091466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2901245.

The product of its (nonzero) digits is 17006112, while the sum is 64.

The spelling of 9191369091466 in words is "nine trillion, one hundred ninety-one billion, three hundred sixty-nine million, ninety-one thousand, four hundred sixty-six".