11099738856 has 64 divisors (see below), whose sum is σ = 28020142080. Its totient is φ = 3663984320.

The previous prime is 11099738851. The next prime is 11099738857. The reversal of 11099738856 is 65883799011.

It is a junction number, because it is equal to n+sod(n) for n = 11099738796 and 11099738805.

It is not an unprimeable number, because it can be changed into a prime (11099738851) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1035235 + ... + 1045901.

It is an arithmetic number, because the mean of its divisors is an integer number (437814720).

Almost surely, 2^11099738856 is an apocalyptic number.

It is an amenable number.

11099738856 is an abundant number, since it is smaller than the sum of its proper divisors (16920403224).

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

11099738856 is a wasteful number, since it uses less digits than its factorization.

11099738856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11094 (or 11090 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 57.

The spelling of 11099738856 in words is "eleven billion, ninety-nine million, seven hundred thirty-eight thousand, eight hundred fifty-six".