17628679940876 has 18 divisors (see below), whose sum is σ = 31620985848900. Its totient is φ = 8599356065440.

The previous prime is 17628679940867. The next prime is 17628679940923. The reversal of 17628679940876 is 67804997682671.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 17628679940876.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1310870726 + ... + 1310884173.

It is an arithmetic number, because the mean of its divisors is an integer number (1756721436050).

Almost surely, 2^{17628679940876} is an apocalyptic number.

It is an amenable number.

17628679940876 is a deficient number, since it is larger than the sum of its proper divisors (13992305908024).

17628679940876 is a wasteful number, since it uses less digits than its factorization.

17628679940876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2621754985 (or 2621754942 counting only the distinct ones).

The product of its (nonzero) digits is 3072577536, while the sum is 80.

The spelling of 17628679940876 in words is "seventeen trillion, six hundred twenty-eight billion, six hundred seventy-nine million, nine hundred forty thousand, eight hundred seventy-six".