11573819904 has 80 divisors (see below), whose sum is σ = 32456270880. Its totient is φ = 3654881280.

The previous prime is 11573819863. The next prime is 11573819911. The reversal of 11573819904 is 40991837511.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169107 + ... + 227474.

It is an arithmetic number, because the mean of its divisors is an integer number (405703386).

Almost surely, 2^11573819904 is an apocalyptic number.

It is an amenable number.

11573819904 is an abundant number, since it is smaller than the sum of its proper divisors (20882450976).

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

11573819904 is an equidigital number, since it uses as much as digits as its factorization.

11573819904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396621 (or 396605 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 48.

The spelling of 11573819904 in words is "eleven billion, five hundred seventy-three million, eight hundred nineteen thousand, nine hundred four".