16671090012 has 12 divisors (see below), whose sum is σ = 38899210056. Its totient is φ = 5557030000.

The previous prime is 16671089993. The next prime is 16671090031. The reversal of 16671090012 is 21009017661.

It is an interprime number because it is at equal distance from previous prime (16671089993) and next prime (16671090031).

It is a tau number, because it is divible by the number of its divisors (12).

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, 694628739 + ... + 694628762.

It is an arithmetic number, because the mean of its divisors is an integer number (3241600838).

Almost surely, 2^16671090012 is an apocalyptic number.

16671090012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16671090012 is an abundant number, since it is smaller than the sum of its proper divisors (22228120044).

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

16671090012 is a wasteful number, since it uses less digits than its factorization.

16671090012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389257508 (or 1389257506 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 33.

The spelling of 16671090012 in words is "sixteen billion, six hundred seventy-one million, ninety thousand, twelve".