169842772075876 has 9 divisors (see below), whose sum is σ = 297224896746099. Its totient is φ = 84921373005564.

The previous prime is 169842772075853. The next prime is 169842772075897. The reversal of 169842772075876 is 678570277248961.

The square root of 169842772075876 is 13032374.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 169842772075796 and 169842772075805.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 22806655 + ... + 29322841.

Almost surely, 2^{169842772075876} is an apocalyptic number.

169842772075876 is the 13032374-th square number.

It is an amenable number.

169842772075876 is a deficient number, since it is larger than the sum of its proper divisors (127382124670223).

169842772075876 is an frugal number, since it uses more digits than its factorization.

169842772075876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13032378 (or 6516189 counting only the distinct ones).

The product of its (nonzero) digits is 3982970880, while the sum is 79.

The spelling of 169842772075876 in words is "one hundred sixty-nine trillion, eight hundred forty-two billion, seven hundred seventy-two million, seventy-five thousand, eight hundred seventy-six".