660034719386 has 12 divisors (see below), whose sum is σ = 1151693235018. Its totient is φ = 282872022552.

The previous prime is 660034719301. The next prime is 660034719413. The reversal of 660034719386 is 683917430066.

It can be written as a sum of positive squares in only one way, i.e., 587468596225 + 72566123161 = 766465^2 + 269381^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3367523981 + ... + 3367524176.

Almost surely, 2^660034719386 is an apocalyptic number.

660034719386 is a deficient number, since it is larger than the sum of its proper divisors (491658515632).

660034719386 is a wasteful number, since it uses less digits than its factorization.

660034719386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6735048173 (or 6735048166 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 53.

The spelling of 660034719386 in words is "six hundred sixty billion, thirty-four million, seven hundred nineteen thousand, three hundred eighty-six".