16318142049 has 16 divisors (see below), whose sum is σ = 24501141504. Its totient is φ = 9570757200.

The previous prime is 16318141991. The next prime is 16318142083. The reversal of 16318142049 is 94024181361.

It is not a de Polignac number, because 16318142049 - 2¹¹ = 16318140001 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16318141998 and 16318142016.

It is not an unprimeable number, because it can be changed into a prime (16318142249) 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, 7974609 + ... + 7976654.

It is an arithmetic number, because the mean of its divisors is an integer number (1531321344).

Almost surely, 2^16318142049 is an apocalyptic number.

It is an amenable number.

16318142049 is a deficient number, since it is larger than the sum of its proper divisors (8182999455).

16318142049 is a wasteful number, since it uses less digits than its factorization.

16318142049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15951308.

The product of its (nonzero) digits is 41472, while the sum is 39.

The spelling of 16318142049 in words is "sixteen billion, three hundred eighteen million, one hundred forty-two thousand, forty-nine".