11156115116 has 12 divisors (see below), whose sum is σ = 19536031032. Its totient is φ = 5574391968.

The previous prime is 11156115101. The next prime is 11156115151. The reversal of 11156115116 is 61151165111.

It is a happy number.

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, 909545 + ... + 921728.

It is an arithmetic number, because the mean of its divisors is an integer number (1628002586).

Almost surely, 2^11156115116 is an apocalyptic number.

It is an amenable number.

11156115116 is a deficient number, since it is larger than the sum of its proper divisors (8379915916).

11156115116 is a wasteful number, since it uses less digits than its factorization.

11156115116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1832800 (or 1832798 counting only the distinct ones).

The product of its digits is 900, while the sum is 29.

The spelling of 11156115116 in words is "eleven billion, one hundred fifty-six million, one hundred fifteen thousand, one hundred sixteen".