16849940363 has 4 divisors (see below), whose sum is σ = 16851924960. Its totient is φ = 16847955768.

The previous prime is 16849940357. The next prime is 16849940389. The reversal of 16849940363 is 36304994861.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36304994861 = 17 ⋅2135587933.

It is a cyclic number.

It is not a de Polignac number, because 16849940363 - 2⁴ = 16849940347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16849942363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 979508 + ... + 996561.

It is an arithmetic number, because the mean of its divisors is an integer number (4212981240).

Almost surely, 2^16849940363 is an apocalyptic number.

16849940363 is a deficient number, since it is larger than the sum of its proper divisors (1984597).

16849940363 is an equidigital number, since it uses as much as digits as its factorization.

16849940363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984596.

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 16849940363 in words is "sixteen billion, eight hundred forty-nine million, nine hundred forty thousand, three hundred sixty-three".