16648140086 has 8 divisors (see below), whose sum is σ = 26441163720. Its totient is φ = 7834418848.

The previous prime is 16648140037. The next prime is 16648140133. The reversal of 16648140086 is 68004184661.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244825556 + ... + 244825623.

It is an arithmetic number, because the mean of its divisors is an integer number (3305145465).

Almost surely, 2^16648140086 is an apocalyptic number.

16648140086 is a deficient number, since it is larger than the sum of its proper divisors (9793023634).

16648140086 is a wasteful number, since it uses less digits than its factorization.

16648140086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489651198.

The product of its (nonzero) digits is 221184, while the sum is 44.

The spelling of 16648140086 in words is "sixteen billion, six hundred forty-eight million, one hundred forty thousand, eighty-six".