378148466 has 8 divisors (see below), whose sum is σ = 568408320. Its totient is φ = 188679028.

The previous prime is 378148423. The next prime is 378148471. The reversal of 378148466 is 664841873.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 378148466.

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 3 ways as a sum of consecutive naturals, for example, 196406 + ... + 198321.

It is an arithmetic number, because the mean of its divisors is an integer number (71051040).

Almost surely, 2^378148466 is an apocalyptic number.

378148466 is a deficient number, since it is larger than the sum of its proper divisors (190259854).

378148466 is a wasteful number, since it uses less digits than its factorization.

378148466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395208.

The product of its digits is 774144, while the sum is 47.

The square root of 378148466 is about 19446.0398539137. The cubic root of 378148466 is about 723.1373293437.

The spelling of 378148466 in words is "three hundred seventy-eight million, one hundred forty-eight thousand, four hundred sixty-six".