11804505736 has 8 divisors (see below), whose sum is σ = 22133448270. Its totient is φ = 5902252864.

The previous prime is 11804505733. The next prime is 11804505737. The reversal of 11804505736 is 63750540811.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11194909636 + 609596100 = 105806^2 + 24690^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (11804505731) 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 as a sum of consecutive naturals, namely, 737781601 + ... + 737781616.

Almost surely, 2^11804505736 is an apocalyptic number.

It is an amenable number.

11804505736 is a deficient number, since it is larger than the sum of its proper divisors (10328942534).

11804505736 is a wasteful number, since it uses less digits than its factorization.

11804505736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475563223 (or 1475563219 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 40.

The spelling of 11804505736 in words is "eleven billion, eight hundred four million, five hundred five thousand, seven hundred thirty-six".