378440378404 has 24 divisors (see below), whose sum is σ = 722524920768. Its totient is φ = 172006964640.

The previous prime is 378440378389. The next prime is 378440378411. The reversal of 378440378404 is 404873044873.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406222 + ... + 960154.

It is an arithmetic number, because the mean of its divisors is an integer number (30105205032).

Almost surely, 2^378440378404 is an apocalyptic number.

It is an amenable number.

378440378404 is a deficient number, since it is larger than the sum of its proper divisors (344084542364).

378440378404 is a wasteful number, since it uses less digits than its factorization.

378440378404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569475 (or 569473 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 52.

The spelling of 378440378404 in words is "three hundred seventy-eight billion, four hundred forty million, three hundred seventy-eight thousand, four hundred four".