11166919904 has 24 divisors (see below), whose sum is σ = 25125570288. Its totient is φ = 4785822720.

The previous prime is 11166919891. The next prime is 11166919909. The reversal of 11166919904 is 40991966111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11166919909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24925937 + ... + 24926384.

It is an arithmetic number, because the mean of its divisors is an integer number (1046898762).

Almost surely, 2^11166919904 is an apocalyptic number.

11166919904 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11166919904 is an abundant number, since it is smaller than the sum of its proper divisors (13958650384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11166919904 is an equidigital number, since it uses as much as digits as its factorization.

11166919904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49852338 (or 49852330 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 47.

The spelling of 11166919904 in words is "eleven billion, one hundred sixty-six million, nine hundred nineteen thousand, nine hundred four".