16080683732138 has 8 divisors (see below), whose sum is σ = 24125743201188. Its totient is φ = 8038769331744.

The previous prime is 16080683732137. The next prime is 16080683732171. The reversal of 16080683732138 is 83123738608061.

It can be written as a sum of positive squares in 2 ways, for example, as 10982178439969 + 5098505292169 = 3313937^2 + 2257987^2 .

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

It is not an unprimeable number, because it can be changed into a prime (16080683732131) 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, 786254381 + ... + 786274832.

Almost surely, 2^{16080683732138} is an apocalyptic number.

16080683732138 is a deficient number, since it is larger than the sum of its proper divisors (8045059469050).

16080683732138 is a wasteful number, since it uses less digits than its factorization.

16080683732138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572534328.

The product of its (nonzero) digits is 6967296, while the sum is 56.

The spelling of 16080683732138 in words is "sixteen trillion, eighty billion, six hundred eighty-three million, seven hundred thirty-two thousand, one hundred thirty-eight".