166241362345444 has 9 divisors (see below), whose sum is σ = 290922429231651. Its totient is φ = 83120668279260.

The previous prime is 166241362345369. The next prime is 166241362345463. The reversal of 166241362345444 is 444543263142661.

The square root of 166241362345444 is 12893462.

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

It is a Duffinian number.

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, 22563559 + ... + 29010289.

Almost surely, 2^{166241362345444} is an apocalyptic number.

166241362345444 is the 12893462-nd square number.

It is an amenable number.

166241362345444 is a deficient number, since it is larger than the sum of its proper divisors (124681066886207).

166241362345444 is an frugal number, since it uses more digits than its factorization.

166241362345444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12893466 (or 6446733 counting only the distinct ones).

The product of its digits is 39813120, while the sum is 55.

The spelling of 166241362345444 in words is "one hundred sixty-six trillion, two hundred forty-one billion, three hundred sixty-two million, three hundred forty-five thousand, four hundred forty-four".