660332646233066 has 16 divisors (see below), whose sum is σ = 990831239814528. Its totient is φ = 330055570329600.

The previous prime is 660332646232999. The next prime is 660332646233081.

660332646233066 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335758826 + ... + 337719786.

It is an arithmetic number, because the mean of its divisors is an integer number (61926952488408).

Almost surely, 2^{660332646233066} is an apocalyptic number.

660332646233066 is a deficient number, since it is larger than the sum of its proper divisors (330498593581462).

660332646233066 is a wasteful number, since it uses less digits than its factorization.

660332646233066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017357.

The product of its (nonzero) digits is 60466176, while the sum is 56.

The spelling of 660332646233066 in words is "six hundred sixty trillion, three hundred thirty-two billion, six hundred forty-six million, two hundred thirty-three thousand, sixty-six".