890161616012 has 24 divisors (see below), whose sum is σ = 1559068256256. Its totient is φ = 444713681808.

The previous prime is 890161615999. The next prime is 890161616027. The reversal of 890161616012 is 210616161098.

It is a super-3 number, since 3×890161616012³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31102613 + ... + 31131219.

It is an arithmetic number, because the mean of its divisors is an integer number (64961177344).

Almost surely, 2^890161616012 is an apocalyptic number.

It is an amenable number.

890161616012 is a deficient number, since it is larger than the sum of its proper divisors (668906640244).

890161616012 is a wasteful number, since it uses less digits than its factorization.

890161616012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34757 (or 34755 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 41.

The spelling of 890161616012 in words is "eight hundred ninety billion, one hundred sixty-one million, six hundred sixteen thousand, twelve".