145466668 has 12 divisors (see below), whose sum is σ = 263345040. Its totient is φ = 70225232.

The previous prime is 145466627. The next prime is 145466669. The reversal of 145466668 is 866664541.

It is not an unprimeable number, because it can be changed into a prime (145466669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626896 + ... + 627127.

It is an arithmetic number, because the mean of its divisors is an integer number (21945420).

Almost surely, 2^145466668 is an apocalyptic number.

It is an amenable number.

145466668 is a deficient number, since it is larger than the sum of its proper divisors (117878372).

145466668 is a wasteful number, since it uses less digits than its factorization.

145466668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254056 (or 1254054 counting only the distinct ones).

The product of its digits is 829440, while the sum is 46.

The square root of 145466668 is about 12060.9563468242. The cubic root of 145466668 is about 525.9217885997.

The spelling of 145466668 in words is "one hundred forty-five million, four hundred sixty-six thousand, six hundred sixty-eight".