146345143665446 has 8 divisors (see below), whose sum is σ = 239473871452584. Its totient is φ = 66520519847920.

The previous prime is 146345143665379. The next prime is 146345143665451. The reversal of 146345143665446 is 644566341543641.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3326025992375 + ... + 3326025992418.

It is an arithmetic number, because the mean of its divisors is an integer number (29934233931573).

Almost surely, 2^{146345143665446} is an apocalyptic number.

146345143665446 is a deficient number, since it is larger than the sum of its proper divisors (93128727787138).

146345143665446 is a wasteful number, since it uses less digits than its factorization.

146345143665446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6652051984806.

The product of its digits is 298598400, while the sum is 62.

The spelling of 146345143665446 in words is "one hundred forty-six trillion, three hundred forty-five billion, one hundred forty-three million, six hundred sixty-five thousand, four hundred forty-six".