159668212 has 36 divisors (see below), whose sum is σ = 313709760. Its totient is φ = 71022160.

The previous prime is 159668203. The next prime is 159668263. The reversal of 159668212 is 212866951.

159668212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19239 + ... + 26257.

It is an arithmetic number, because the mean of its divisors is an integer number (8714160).

Almost surely, 2^159668212 is an apocalyptic number.

It is an amenable number.

159668212 is a deficient number, since it is larger than the sum of its proper divisors (154041548).

159668212 is a wasteful number, since it uses less digits than its factorization.

159668212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7092 (or 7079 counting only the distinct ones).

The product of its digits is 51840, while the sum is 40.

The square root of 159668212 is about 12635.9887622615. The cubic root of 159668212 is about 542.5080089709.

The spelling of 159668212 in words is "one hundred fifty-nine million, six hundred sixty-eight thousand, two hundred twelve".