11876218697 has 4 divisors (see below), whose sum is σ = 13572821376. Its totient is φ = 10179616020.

The previous prime is 11876218667. The next prime is 11876218729. The reversal of 11876218697 is 79681267811.

It is a happy number.

11876218697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 11876218697 - 2¹⁶ = 11876153161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11876218657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 848301329 + ... + 848301342.

It is an arithmetic number, because the mean of its divisors is an integer number (3393205344).

Almost surely, 2^11876218697 is an apocalyptic number.

It is an amenable number.

11876218697 is a deficient number, since it is larger than the sum of its proper divisors (1696602679).

11876218697 is an equidigital number, since it uses as much as digits as its factorization.

11876218697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696602678.

The product of its digits is 2032128, while the sum is 56.

The spelling of 11876218697 in words is "eleven billion, eight hundred seventy-six million, two hundred eighteen thousand, six hundred ninety-seven".