666027066073315 has 32 divisors (see below), whose sum is σ = 870639772077504. Its totient is φ = 487071198535680.

The previous prime is 666027066073309. The next prime is 666027066073331. The reversal of 666027066073315 is 513370660720666.

It is a happy number.

It is not a de Polignac number, because 666027066073315 - 2³ = 666027066073307 is a prime.

It is a super-3 number, since 3×666027066073315³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 666027066073315.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 183644934 + ... + 187236523.

It is an arithmetic number, because the mean of its divisors is an integer number (27207492877422).

Almost surely, 2^{666027066073315} is an apocalyptic number.

666027066073315 is a deficient number, since it is larger than the sum of its proper divisors (204612706004189).

666027066073315 is a wasteful number, since it uses less digits than its factorization.

666027066073315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370882087.

The product of its (nonzero) digits is 34292160, while the sum is 58.

The spelling of 666027066073315 in words is "six hundred sixty-six trillion, twenty-seven billion, sixty-six million, seventy-three thousand, three hundred fifteen".