11181210798 has 16 divisors (see below), whose sum is σ = 22613685840. Its totient is φ = 3685192896.

The previous prime is 11181210793. The next prime is 11181210827. The reversal of 11181210798 is 89701218111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11181210791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10468765 + ... + 10469832.

It is an arithmetic number, because the mean of its divisors is an integer number (1413355365).

Almost surely, 2^11181210798 is an apocalyptic number.

11181210798 is an abundant number, since it is smaller than the sum of its proper divisors (11432475042).

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

11181210798 is a wasteful number, since it uses less digits than its factorization.

11181210798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20938691.

The product of its (nonzero) digits is 8064, while the sum is 39.

The spelling of 11181210798 in words is "eleven billion, one hundred eighty-one million, two hundred ten thousand, seven hundred ninety-eight".