16194840363 has 12 divisors (see below), whose sum is σ = 25191974080. Its totient is φ = 9966055536.

The previous prime is 16194840331. The next prime is 16194840371. The reversal of 16194840363 is 36304849161.

16194840363 is a `hidden beast` number, since 161 + 9 + 484 + 0 + 3 + 6 + 3 = 666.

It is not a de Polignac number, because 16194840363 - 2⁵ = 16194840331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16194840313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69208603 + ... + 69208836.

Almost surely, 2^16194840363 is an apocalyptic number.

16194840363 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16194840363 is a deficient number, since it is larger than the sum of its proper divisors (8997133717).

16194840363 is a wasteful number, since it uses less digits than its factorization.

16194840363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138417458 (or 138417455 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 16194840363 in words is "sixteen billion, one hundred ninety-four million, eight hundred forty thousand, three hundred sixty-three".