19606018168 has 48 divisors (see below), whose sum is σ = 41800437000. Its totient is φ = 8604509760.

The previous prime is 19606018147. The next prime is 19606018177. The reversal of 19606018168 is 86181060691.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 321138 + ... + 377281.

Almost surely, 2^19606018168 is an apocalyptic number.

It is an amenable number.

19606018168 is an abundant number, since it is smaller than the sum of its proper divisors (22194418832).

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

19606018168 is a wasteful number, since it uses less digits than its factorization.

19606018168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698476 (or 698461 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 46.

The spelling of 19606018168 in words is "nineteen billion, six hundred six million, eighteen thousand, one hundred sixty-eight".