166065134303045 has 8 divisors (see below), whose sum is σ = 200615598487800. Its totient is φ = 131960482559680.

The previous prime is 166065134303017. The next prime is 166065134303077. The reversal of 166065134303045 is 540303431560661.

It is a happy number.

166065134303045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 16496123417764 + 149569010885281 = 4061542^2 + 12229841^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 166065134303045 - 2³⁰ = 166064060561221 is a prime.

It is a congruent number.

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, 111453109526 + ... + 111453111015.

It is an arithmetic number, because the mean of its divisors is an integer number (25076949810975).

Almost surely, 2^{166065134303045} is an apocalyptic number.

It is an amenable number.

166065134303045 is a deficient number, since it is larger than the sum of its proper divisors (34550464184755).

166065134303045 is a wasteful number, since it uses less digits than its factorization.

166065134303045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222906220695.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 166065134303045 in words is "one hundred sixty-six trillion, sixty-five billion, one hundred thirty-four million, three hundred three thousand, forty-five".