16316541243 has 12 divisors (see below), whose sum is σ = 23581549368. Its totient is φ = 10871596320.

The previous prime is 16316541167. The next prime is 16316541253. The reversal of 16316541243 is 34214561361.

16316541243 is a `hidden beast` number, since 1 + 63 + 16 + 541 + 2 + 43 = 666.

It is not a de Polignac number, because 16316541243 - 2⁸ = 16316540987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16316541198 and 16316541207.

It is not an unprimeable number, because it can be changed into a prime (16316541253) 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, 491178 + ... + 523343.

It is an arithmetic number, because the mean of its divisors is an integer number (1965129114).

Almost surely, 2^16316541243 is an apocalyptic number.

16316541243 is a deficient number, since it is larger than the sum of its proper divisors (7265008125).

16316541243 is a wasteful number, since it uses less digits than its factorization.

16316541243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016314 (or 1016311 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The spelling of 16316541243 in words is "sixteen billion, three hundred sixteen million, five hundred forty-one thousand, two hundred forty-three".