16005379723 has 2 divisors, whose sum is σ = 16005379724. Its totient is φ = 16005379722.

The previous prime is 16005379681. The next prime is 16005379727. The reversal of 16005379723 is 32797350061.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16005379723 - 2²⁵ = 15971825291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16005379723.

It is not a weakly prime, because it can be changed into another prime (16005379727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8002689861 + 8002689862.

It is an arithmetic number, because the mean of its divisors is an integer number (8002689862).

Almost surely, 2^16005379723 is an apocalyptic number.

16005379723 is a deficient number, since it is larger than the sum of its proper divisors (1).

16005379723 is an equidigital number, since it uses as much as digits as its factorization.

16005379723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 238140, while the sum is 43.

The spelling of 16005379723 in words is "sixteen billion, five million, three hundred seventy-nine thousand, seven hundred twenty-three".