11235999998 has 4 divisors (see below), whose sum is σ = 16854000000. Its totient is φ = 5617999998.

The previous prime is 11235999953. The next prime is 11236000067. The reversal of 11235999998 is 89999953211.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2808999998 + ... + 2809000001.

It is an arithmetic number, because the mean of its divisors is an integer number (4213500000).

Almost surely, 2^11235999998 is an apocalyptic number.

11235999998 is a deficient number, since it is larger than the sum of its proper divisors (5618000002).

11235999998 is an equidigital number, since it uses as much as digits as its factorization.

11235999998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5618000001.

The product of its digits is 14171760, while the sum is 65.

The spelling of 11235999998 in words is "eleven billion, two hundred thirty-five million, nine hundred ninety-nine thousand, nine hundred ninety-eight".