16315819163 has 16 divisors (see below), whose sum is σ = 18952337664. Its totient is φ = 13756327200.

The previous prime is 16315819153. The next prime is 16315819193. The reversal of 16315819163 is 36191851361.

It is not a de Polignac number, because 16315819163 - 2⁴ = 16315819147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16315819103) 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, 303956 + ... + 353582.

It is an arithmetic number, because the mean of its divisors is an integer number (1184521104).

Almost surely, 2^16315819163 is an apocalyptic number.

16315819163 is a deficient number, since it is larger than the sum of its proper divisors (2636518501).

16315819163 is an equidigital number, since it uses as much as digits as its factorization.

16315819163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50402.

The product of its digits is 116640, while the sum is 44.

The spelling of 16315819163 in words is "sixteen billion, three hundred fifteen million, eight hundred nineteen thousand, one hundred sixty-three".