11166412650 has 48 divisors (see below), whose sum is σ = 27757116288. Its totient is φ = 2970784000.

The previous prime is 11166412627. The next prime is 11166412667. The reversal of 11166412650 is 5621466111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21711 + ... + 151010.

It is an arithmetic number, because the mean of its divisors is an integer number (578273256).

Almost surely, 2^11166412650 is an apocalyptic number.

11166412650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11166412650 is an abundant number, since it is smaller than the sum of its proper divisors (16590703638).

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

11166412650 is a wasteful number, since it uses less digits than its factorization.

11166412650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173167 (or 173162 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

Adding to 11166412650 its reverse (5621466111), we get a palindrome (16787878761).

The spelling of 11166412650 in words is "eleven billion, one hundred sixty-six million, four hundred twelve thousand, six hundred fifty".