16342342043 has 4 divisors (see below), whose sum is σ = 16345270608. Its totient is φ = 16339413480.

The previous prime is 16342342033. The next prime is 16342342087. The reversal of 16342342043 is 34024324361.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34024324361 = 108739 ⋅312899.

It is a cyclic number.

It is not a de Polignac number, because 16342342043 - 2⁶ = 16342341979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16342342033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1455896 + ... + 1467077.

It is an arithmetic number, because the mean of its divisors is an integer number (4086317652).

Almost surely, 2^16342342043 is an apocalyptic number.

16342342043 is a deficient number, since it is larger than the sum of its proper divisors (2928565).

16342342043 is an equidigital number, since it uses as much as digits as its factorization.

16342342043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2928564.

The product of its (nonzero) digits is 41472, while the sum is 32.

The spelling of 16342342043 in words is "sixteen billion, three hundred forty-two million, three hundred forty-two thousand, forty-three".