17667676668425 has 12 divisors (see below), whose sum is σ = 25037621793216. Its totient is φ = 12114978286800.

The previous prime is 17667676668419. The next prime is 17667676668443. The reversal of 17667676668425 is 52486667676671.

It is not a de Polignac number, because 17667676668425 - 2¹⁶ = 17667676602889 is a prime.

It is a Duffinian 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, 50479076021 + ... + 50479076370.

It is an arithmetic number, because the mean of its divisors is an integer number (2086468482768).

Almost surely, 2^{17667676668425} is an apocalyptic number.

It is an amenable number.

17667676668425 is a deficient number, since it is larger than the sum of its proper divisors (7369945124791).

17667676668425 is a wasteful number, since it uses less digits than its factorization.

17667676668425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100958152408 (or 100958152403 counting only the distinct ones).

The product of its digits is 5120962560, while the sum is 77.

The spelling of 17667676668425 in words is "seventeen trillion, six hundred sixty-seven billion, six hundred seventy-six million, six hundred sixty-eight thousand, four hundred twenty-five".