146366666 has 16 divisors (see below), whose sum is σ = 221645160. Its totient is φ = 72488640.

The previous prime is 146366663. The next prime is 146366677. The reversal of 146366666 is 666663641.

It can be written as a sum of positive squares in 4 ways, for example, as 128482225 + 17884441 = 11335^2 + 4229^2 .

It is not an unprimeable number, because it can be changed into a prime (146366663) 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, 105296 + ... + 106676.

Almost surely, 2^146366666 is an apocalyptic number.

146366666 is a deficient number, since it is larger than the sum of its proper divisors (75278494).

146366666 is a wasteful number, since it uses less digits than its factorization.

146366666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849.

The product of its digits is 559872, while the sum is 44.

The square root of 146366666 is about 12098.2092063247. The cubic root of 146366666 is about 527.0041803009.

The spelling of 146366666 in words is "one hundred forty-six million, three hundred sixty-six thousand, six hundred sixty-six".