378129034378 has 8 divisors (see below), whose sum is σ = 574963326468. Its totient is φ = 186474592224.

The previous prime is 378129034343. The next prime is 378129034391. The reversal of 378129034378 is 873430921873.

It can be written as a sum of positive squares in 2 ways, for example, as 376312314249 + 1816720129 = 613443^2 + 42623^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 1294962301 + ... + 1294962592.

Almost surely, 2^378129034378 is an apocalyptic number.

378129034378 is a deficient number, since it is larger than the sum of its proper divisors (196834292090).

378129034378 is a wasteful number, since it uses less digits than its factorization.

378129034378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2589924968.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 378129034378 in words is "three hundred seventy-eight billion, one hundred twenty-nine million, thirty-four thousand, three hundred seventy-eight".