11922154966 has 8 divisors (see below), whose sum is σ = 18109602720. Its totient is φ = 5885620728.

The previous prime is 11922154919. The next prime is 11922154969. The reversal of 11922154966 is 66945122911.

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

It is a super-2 number, since 2×11922154966² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11922154969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37728181 + ... + 37728496.

It is an arithmetic number, because the mean of its divisors is an integer number (2263700340).

Almost surely, 2^11922154966 is an apocalyptic number.

11922154966 is a deficient number, since it is larger than the sum of its proper divisors (6187447754).

11922154966 is an equidigital number, since it uses as much as digits as its factorization.

11922154966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75456758.

The product of its digits is 233280, while the sum is 46.

The spelling of 11922154966 in words is "eleven billion, nine hundred twenty-two million, one hundred fifty-four thousand, nine hundred sixty-six".