16239395063 has 4 divisors (see below), whose sum is σ = 16253480688. Its totient is φ = 16225309440.

The previous prime is 16239395033. The next prime is 16239395071. The reversal of 16239395063 is 36059393261.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16239395063 - 2¹⁶ = 16239329527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16239394999 and 16239395017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16239395033) 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, 7041083 + ... + 7043388.

It is an arithmetic number, because the mean of its divisors is an integer number (4063370172).

Almost surely, 2^16239395063 is an apocalyptic number.

16239395063 is a deficient number, since it is larger than the sum of its proper divisors (14085625).

16239395063 is a wasteful number, since it uses less digits than its factorization.

16239395063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14085624.

The product of its (nonzero) digits is 787320, while the sum is 47.

The spelling of 16239395063 in words is "sixteen billion, two hundred thirty-nine million, three hundred ninety-five thousand, sixty-three".