2099116786 has 32 divisors (see below), whose sum is σ = 3593818368. Its totient is φ = 910951680.

The previous prime is 2099116783. The next prime is 2099116793. The reversal of 2099116786 is 6876119902.

It is not an unprimeable number, because it can be changed into a prime (2099116783) 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, 692871 + ... + 695893.

It is an arithmetic number, because the mean of its divisors is an integer number (112306824).

Almost surely, 2^2099116786 is an apocalyptic number.

2099116786 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2099116786 is a deficient number, since it is larger than the sum of its proper divisors (1494701582).

2099116786 is a wasteful number, since it uses less digits than its factorization.

2099116786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4626.

The product of its (nonzero) digits is 326592, while the sum is 49.

The square root of 2099116786 is about 45816.1192813184. The cubic root of 2099116786 is about 1280.3996119644.

It can be divided in two parts, 2099116 and 786, that added together give a palindrome (2099902).

The spelling of 2099116786 in words is "two billion, ninety-nine million, one hundred sixteen thousand, seven hundred eighty-six".