16039338946 has 8 divisors (see below), whose sum is σ = 25325272080. Its totient is φ = 7597581588.

The previous prime is 16039338943. The next prime is 16039338947. The reversal of 16039338946 is 64983393061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 16039338893 and 16039338902.

It is not an unprimeable number, because it can be changed into a prime (16039338941) 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, 211043896 + ... + 211043971.

It is an arithmetic number, because the mean of its divisors is an integer number (3165659010).

Almost surely, 2^16039338946 is an apocalyptic number.

16039338946 is a deficient number, since it is larger than the sum of its proper divisors (9285933134).

16039338946 is a wasteful number, since it uses less digits than its factorization.

16039338946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422087888.

The product of its (nonzero) digits is 2519424, while the sum is 52.

The spelling of 16039338946 in words is "sixteen billion, thirty-nine million, three hundred thirty-eight thousand, nine hundred forty-six".