145456466 has 8 divisors (see below), whose sum is σ = 218692224. Its totient is φ = 72559060.

The previous prime is 145456453. The next prime is 145456477. The reversal of 145456466 is 664654541.

145456466 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83510 + ... + 85233.

It is an arithmetic number, because the mean of its divisors is an integer number (27336528).

Almost surely, 2^145456466 is an apocalyptic number.

145456466 is a deficient number, since it is larger than the sum of its proper divisors (73235758).

145456466 is a wasteful number, since it uses less digits than its factorization.

145456466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169176.

The product of its digits is 345600, while the sum is 41.

The square root of 145456466 is about 12060.5334044560. The cubic root of 145456466 is about 525.9094935046.

The spelling of 145456466 in words is "one hundred forty-five million, four hundred fifty-six thousand, four hundred sixty-six".