16666879848 has 32 divisors (see below), whose sum is σ = 41714763360. Its totient is φ = 5549284800.

The previous prime is 16666879811. The next prime is 16666879987. The reversal of 16666879848 is 84897866661.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374878 + ... + 416973.

It is an arithmetic number, because the mean of its divisors is an integer number (1303586355).

Almost surely, 2^16666879848 is an apocalyptic number.

It is an amenable number.

16666879848 is an abundant number, since it is smaller than the sum of its proper divisors (25047883512).

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

16666879848 is a wasteful number, since it uses less digits than its factorization.

16666879848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792737 (or 792733 counting only the distinct ones).

The product of its digits is 167215104, while the sum is 69.

The spelling of 16666879848 in words is "sixteen billion, six hundred sixty-six million, eight hundred seventy-nine thousand, eight hundred forty-eight".