16860979913628 has 48 divisors (see below), whose sum is σ = 39469735396224. Its totient is φ = 5602122651840.

The previous prime is 16860979913611. The next prime is 16860979913651. The reversal of 16860979913628 is 82631997906861.

It is a self number, because there is not a number n which added to its sum of digits gives 16860979913628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46269151 + ... + 46632137.

It is an arithmetic number, because the mean of its divisors is an integer number (822286154088).

Almost surely, 2^{16860979913628} is an apocalyptic number.

It is an amenable number.

16860979913628 is an abundant number, since it is smaller than the sum of its proper divisors (22608755482596).

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

16860979913628 is a wasteful number, since it uses less digits than its factorization.

16860979913628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375522 (or 375520 counting only the distinct ones).

The product of its (nonzero) digits is 423263232, while the sum is 75.

The spelling of 16860979913628 in words is "sixteen trillion, eight hundred sixty billion, nine hundred seventy-nine million, nine hundred thirteen thousand, six hundred twenty-eight".