11271808798 has 8 divisors (see below), whose sum is σ = 17490737880. Its totient is φ = 5441562840.

The previous prime is 11271808781. The next prime is 11271808799. The reversal of 11271808798 is 89780817211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11271808799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97170708 + ... + 97170823.

It is an arithmetic number, because the mean of its divisors is an integer number (2186342235).

Almost surely, 2^11271808798 is an apocalyptic number.

11271808798 is a deficient number, since it is larger than the sum of its proper divisors (6218929082).

11271808798 is a wasteful number, since it uses less digits than its factorization.

11271808798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194341562.

The product of its (nonzero) digits is 451584, while the sum is 52.

The spelling of 11271808798 in words is "eleven billion, two hundred seventy-one million, eight hundred eight thousand, seven hundred ninety-eight".