11780096217 has 4 divisors (see below), whose sum is σ = 15706794960. Its totient is φ = 7853397476.

The previous prime is 11780096203. The next prime is 11780096257. The reversal of 11780096217 is 71269008711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11780096217 - 2¹⁰ = 11780095193 is a prime.

It is a super-2 number, since 2×11780096217² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11780096257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1963349367 + ... + 1963349372.

It is an arithmetic number, because the mean of its divisors is an integer number (3926698740).

Almost surely, 2^11780096217 is an apocalyptic number.

It is an amenable number.

11780096217 is a deficient number, since it is larger than the sum of its proper divisors (3926698743).

11780096217 is an equidigital number, since it uses as much as digits as its factorization.

11780096217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3926698742.

The product of its (nonzero) digits is 42336, while the sum is 42.

The spelling of 11780096217 in words is "eleven billion, seven hundred eighty million, ninety-six thousand, two hundred seventeen".