11916803492 has 24 divisors (see below), whose sum is σ = 22788165792. Its totient is φ = 5407704000.

The previous prime is 11916803491. The next prime is 11916803501. The reversal of 11916803492 is 29430861911.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (11916803491) 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 7 ways as a sum of consecutive naturals, for example, 198878 + ... + 251765.

It is an arithmetic number, because the mean of its divisors is an integer number (949506908).

Almost surely, 2^11916803492 is an apocalyptic number.

It is an amenable number.

11916803492 is a deficient number, since it is larger than the sum of its proper divisors (10871362300).

11916803492 is a wasteful number, since it uses less digits than its factorization.

11916803492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451259 (or 451257 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 44.

The spelling of 11916803492 in words is "eleven billion, nine hundred sixteen million, eight hundred three thousand, four hundred ninety-two".