665046352 has 40 divisors (see below), whose sum is σ = 1310690664. Its totient is φ = 326836224.

The previous prime is 665046329. The next prime is 665046367. The reversal of 665046352 is 253640566.

665046352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 121969936 + 543076416 = 11044^2 + 23304^2 .

It is a congruent number.

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, 411498 + ... + 413110.

Almost surely, 2^665046352 is an apocalyptic number.

It is an amenable number.

665046352 is a deficient number, since it is larger than the sum of its proper divisors (645644312).

665046352 is a wasteful number, since it uses less digits than its factorization.

665046352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047 (or 2041 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

The square root of 665046352 is about 25788.4926275267. The cubic root of 665046352 is about 872.8721529622.

The spelling of 665046352 in words is "six hundred sixty-five million, forty-six thousand, three hundred fifty-two".