1116561650 has 48 divisors (see below), whose sum is σ = 2151049824. Its totient is φ = 430913280.

The previous prime is 1116561637. The next prime is 1116561661. The reversal of 1116561650 is 561656111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 175322 + ... + 181578.

It is an arithmetic number, because the mean of its divisors is an integer number (44813538).

Almost surely, 2^1116561650 is an apocalyptic number.

1116561650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1116561650 is a deficient number, since it is larger than the sum of its proper divisors (1034488174).

1116561650 is a wasteful number, since it uses less digits than its factorization.

1116561650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6395 (or 6390 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 1116561650 is about 33414.9913960785. The cubic root of 1116561650 is about 1037.4350160101.

The spelling of 1116561650 in words is "one billion, one hundred sixteen million, five hundred sixty-one thousand, six hundred fifty".