363065666 has 4 divisors (see below), whose sum is σ = 544598502. Its totient is φ = 181532832.

The previous prime is 363065657. The next prime is 363065713. The reversal of 363065666 is 666560363.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 666560363 = 7 ⋅95222909.

It can be written as a sum of positive squares in only one way, i.e., 260144641 + 102921025 = 16129^2 + 10145^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90766415 + ... + 90766418.

Almost surely, 2^363065666 is an apocalyptic number.

363065666 is a deficient number, since it is larger than the sum of its proper divisors (181532836).

363065666 is a wasteful number, since it uses less digits than its factorization.

363065666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181532835.

The product of its (nonzero) digits is 349920, while the sum is 41.

The square root of 363065666 is about 19054.2820909107. The cubic root of 363065666 is about 713.3922608805.

It can be divided in two parts, 3630 and 65666, that added together give a palindrome (69296).

The spelling of 363065666 in words is "three hundred sixty-three million, sixty-five thousand, six hundred sixty-six".