11684795518 has 24 divisors (see below), whose sum is σ = 19272648024. Its totient is φ = 5309280240.

The previous prime is 11684795509. The next prime is 11684795519. The reversal of 11684795518 is 81559748611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11684795519) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 779805 + ... + 794647.

It is an arithmetic number, because the mean of its divisors is an integer number (803027001).

Almost surely, 2^11684795518 is an apocalyptic number.

11684795518 is a deficient number, since it is larger than the sum of its proper divisors (7587852506).

11684795518 is a wasteful number, since it uses less digits than its factorization.

11684795518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18120 (or 18109 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 55.

The spelling of 11684795518 in words is "eleven billion, six hundred eighty-four million, seven hundred ninety-five thousand, five hundred eighteen".