16256064323 has 4 divisors (see below), whose sum is σ = 16601938080. Its totient is φ = 15910190568.

The previous prime is 16256064313. The next prime is 16256064329. The reversal of 16256064323 is 32346065261.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32346065261 = 41 ⋅788928421.

It is a cyclic number.

It is not a de Polignac number, because 16256064323 - 2⁶ = 16256064259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16256064329) 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, 172936808 + ... + 172936901.

It is an arithmetic number, because the mean of its divisors is an integer number (4150484520).

Almost surely, 2^16256064323 is an apocalyptic number.

16256064323 is a deficient number, since it is larger than the sum of its proper divisors (345873757).

16256064323 is an equidigital number, since it uses as much as digits as its factorization.

16256064323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345873756.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 16256064323 in words is "sixteen billion, two hundred fifty-six million, sixty-four thousand, three hundred twenty-three".