16908680231398 has 8 divisors (see below), whose sum is σ = 25369873376400. Its totient is φ = 8452055772600.

The previous prime is 16908680231393. The next prime is 16908680231413. The reversal of 16908680231398 is 89313208680961.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16908680231393) 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, 1142162298 + ... + 1142177101.

It is an arithmetic number, because the mean of its divisors is an integer number (3171234172050).

Almost surely, 2^{16908680231398} is an apocalyptic number.

16908680231398 is a deficient number, since it is larger than the sum of its proper divisors (8461193145002).

16908680231398 is a wasteful number, since it uses less digits than its factorization.

16908680231398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2284343102.

The product of its (nonzero) digits is 26873856, while the sum is 64.

The spelling of 16908680231398 in words is "sixteen trillion, nine hundred eight billion, six hundred eighty million, two hundred thirty-one thousand, three hundred ninety-eight".