145210774412161 has 8 divisors (see below), whose sum is σ = 149614924964544. Its totient is φ = 140831862545520.

The previous prime is 145210774412147. The next prime is 145210774412183. The reversal of 145210774412161 is 161214477012541.

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

It is a cyclic number.

It is not a de Polignac number, because 145210774412161 - 2¹⁵ = 145210774379393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145210774412131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6309659755 + ... + 6309682768.

It is an arithmetic number, because the mean of its divisors is an integer number (18701865620568).

Almost surely, 2^{145210774412161} is an apocalyptic number.

It is an amenable number.

145210774412161 is a deficient number, since it is larger than the sum of its proper divisors (4404150552383).

145210774412161 is a wasteful number, since it uses less digits than its factorization.

145210774412161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12619342871.

The product of its (nonzero) digits is 376320, while the sum is 46.

The spelling of 145210774412161 in words is "one hundred forty-five trillion, two hundred ten billion, seven hundred seventy-four million, four hundred twelve thousand, one hundred sixty-one".