16240069543 has 2 divisors, whose sum is σ = 16240069544. Its totient is φ = 16240069542.

The previous prime is 16240069523. The next prime is 16240069561. The reversal of 16240069543 is 34596004261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16240069543 - 2⁵ = 16240069511 is a prime.

It is a super-2 number, since 2×16240069543² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16240069496 and 16240069505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16240069523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8120034771 + 8120034772.

It is an arithmetic number, because the mean of its divisors is an integer number (8120034772).

Almost surely, 2^16240069543 is an apocalyptic number.

16240069543 is a deficient number, since it is larger than the sum of its proper divisors (1).

16240069543 is an equidigital number, since it uses as much as digits as its factorization.

16240069543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 16240069543 in words is "sixteen billion, two hundred forty million, sixty-nine thousand, five hundred forty-three".