11046680991 has 16 divisors (see below), whose sum is σ = 16633741920. Its totient is φ = 7243724160.

The previous prime is 11046680929. The next prime is 11046680993. The reversal of 11046680991 is 19908664011.

It is not a de Polignac number, because 11046680991 - 2⁶ = 11046680927 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11046680993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3351930 + ... + 3355223.

It is an arithmetic number, because the mean of its divisors is an integer number (1039608870).

Almost surely, 2^11046680991 is an apocalyptic number.

11046680991 is a deficient number, since it is larger than the sum of its proper divisors (5587060929).

11046680991 is an equidigital number, since it uses as much as digits as its factorization.

11046680991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6707223 (or 6707217 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The spelling of 11046680991 in words is "eleven billion, forty-six million, six hundred eighty thousand, nine hundred ninety-one".