11966491004 has 24 divisors (see below), whose sum is σ = 23739194640. Its totient is φ = 5232311424.

The previous prime is 11966491003. The next prime is 11966491007. The reversal of 11966491004 is 40019466911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11966491001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6054929 + ... + 6056904.

It is an arithmetic number, because the mean of its divisors is an integer number (989133110).

Almost surely, 2^11966491004 is an apocalyptic number.

It is an amenable number.

11966491004 is a deficient number, since it is larger than the sum of its proper divisors (11772703636).

11966491004 is a wasteful number, since it uses less digits than its factorization.

11966491004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12111869 (or 12111867 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 41.

The spelling of 11966491004 in words is "eleven billion, nine hundred sixty-six million, four hundred ninety-one thousand, four".