11822989867 has 8 divisors (see below), whose sum is σ = 12740396256. Its totient is φ = 10906718592.

The previous prime is 11822989853. The next prime is 11822989883. The reversal of 11822989867 is 76898922811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11822989867 - 2¹¹ = 11822987819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11822989967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262078 + ... + 303859.

It is an arithmetic number, because the mean of its divisors is an integer number (1592549532).

Almost surely, 2^11822989867 is an apocalyptic number.

11822989867 is a deficient number, since it is larger than the sum of its proper divisors (917406389).

11822989867 is a wasteful number, since it uses less digits than its factorization.

11822989867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567557.

The product of its digits is 6967296, while the sum is 61.

The spelling of 11822989867 in words is "eleven billion, eight hundred twenty-two million, nine hundred eighty-nine thousand, eight hundred sixty-seven".