16998881086 has 8 divisors (see below), whose sum is σ = 27816350904. Its totient is φ = 7726764120.

The previous prime is 16998881083. The next prime is 16998881089. The reversal of 16998881086 is 68018889961.

It is an interprime number because it is at equal distance from previous prime (16998881083) and next prime (16998881089).

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 (16998881083) 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, 386338185 + ... + 386338228.

It is an arithmetic number, because the mean of its divisors is an integer number (3477043863).

Almost surely, 2^16998881086 is an apocalyptic number.

16998881086 is a deficient number, since it is larger than the sum of its proper divisors (10817469818).

16998881086 is a wasteful number, since it uses less digits than its factorization.

16998881086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772676426.

The product of its (nonzero) digits is 11943936, while the sum is 64.

The spelling of 16998881086 in words is "sixteen billion, nine hundred ninety-eight million, eight hundred eighty-one thousand, eighty-six".