11208723844 has 12 divisors (see below), whose sum is σ = 19616166864. Its totient is φ = 5604104744.

The previous prime is 11208723833. The next prime is 11208723853. The reversal of 11208723844 is 44832780211.

It is a super-2 number, since 2×11208723844² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11208723797 and 11208723806.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60819 + ... + 161605.

It is an arithmetic number, because the mean of its divisors is an integer number (1634680572).

Almost surely, 2^11208723844 is an apocalyptic number.

It is an amenable number.

11208723844 is a deficient number, since it is larger than the sum of its proper divisors (8407443020).

11208723844 is a wasteful number, since it uses less digits than its factorization.

11208723844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128594 (or 128592 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 40.

The spelling of 11208723844 in words is "eleven billion, two hundred eight million, seven hundred twenty-three thousand, eight hundred forty-four".