378652065 has 16 divisors (see below), whose sum is σ = 660920256. Its totient is φ = 183588800.

The previous prime is 378651989. The next prime is 378652081. The reversal of 378652065 is 560256873.

It is not a de Polignac number, because 378652065 - 2⁸ = 378651809 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1147266 + ... + 1147595.

It is an arithmetic number, because the mean of its divisors is an integer number (41307516).

Almost surely, 2^378652065 is an apocalyptic number.

It is an amenable number.

378652065 is a deficient number, since it is larger than the sum of its proper divisors (282268191).

378652065 is a wasteful number, since it uses less digits than its factorization.

378652065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294880.

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 378652065 is about 19458.9841718421. The cubic root of 378652065 is about 723.4581995191.

The spelling of 378652065 in words is "three hundred seventy-eight million, six hundred fifty-two thousand, sixty-five".