366660647323 has 4 divisors (see below), whose sum is σ = 368580336768. Its totient is φ = 364740957880.

The previous prime is 366660647317. The next prime is 366660647347. The reversal of 366660647323 is 323746066663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323746066663 = 9679 ⋅33448297.

It is a cyclic number.

It is not a de Polignac number, because 366660647323 - 2⁵ = 366660647291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (366660647303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 959844436 + ... + 959844817.

It is an arithmetic number, because the mean of its divisors is an integer number (92145084192).

Almost surely, 2^366660647323 is an apocalyptic number.

366660647323 is a deficient number, since it is larger than the sum of its proper divisors (1919689445).

366660647323 is a wasteful number, since it uses less digits than its factorization.

366660647323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1919689444.

The product of its (nonzero) digits is 11757312, while the sum is 52.

The spelling of 366660647323 in words is "three hundred sixty-six billion, six hundred sixty million, six hundred forty-seven thousand, three hundred twenty-three".