11783828204217 has 12 divisors (see below), whose sum is σ = 17260818778944. Its totient is φ = 7745239194840.

The previous prime is 11783828204179. The next prime is 11783828204237. The reversal of 11783828204217 is 71240282838711.

11783828204217 is a `hidden beast` number, since 1 + 178 + 3 + 8 + 28 + 20 + 421 + 7 = 666.

It is not a de Polignac number, because 11783828204217 - 2¹⁹ = 11783827679929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11783828204237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9220522213 + ... + 9220523490.

It is an arithmetic number, because the mean of its divisors is an integer number (1438401564912).

Almost surely, 2^{11783828204217} is an apocalyptic number.

It is an amenable number.

11783828204217 is a deficient number, since it is larger than the sum of its proper divisors (5476990574727).

11783828204217 is a wasteful number, since it uses less digits than its factorization.

11783828204217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18441045780 (or 18441045777 counting only the distinct ones).

The product of its (nonzero) digits is 2408448, while the sum is 54.

The spelling of 11783828204217 in words is "eleven trillion, seven hundred eighty-three billion, eight hundred twenty-eight million, two hundred four thousand, two hundred seventeen".