16738638942 has 8 divisors (see below), whose sum is σ = 33477277896. Its totient is φ = 5579546312.

The previous prime is 16738638941. The next prime is 16738638947. The reversal of 16738638942 is 24983683761.

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

16738638942 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16738638941) 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, 1394886573 + ... + 1394886584.

It is an arithmetic number, because the mean of its divisors is an integer number (4184659737).

Almost surely, 2^16738638942 is an apocalyptic number.

16738638942 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16738638942 is a wasteful number, since it uses less digits than its factorization.

16738638942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2789773162.

The product of its digits is 10450944, while the sum is 57.

The spelling of 16738638942 in words is "sixteen billion, seven hundred thirty-eight million, six hundred thirty-eight thousand, nine hundred forty-two".