4078280378 has 8 divisors (see below), whose sum is σ = 6282756372. Its totient is φ = 1984028256.

The previous prime is 4078280363. The next prime is 4078280383. The reversal of 4078280378 is 8730828704.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2973848089 + 1104432289 = 54533^2 + 33233^2 .

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27555875 + ... + 27556022.

Almost surely, 2^4078280378 is an apocalyptic number.

4078280378 is a deficient number, since it is larger than the sum of its proper divisors (2204475994).

4078280378 is a wasteful number, since it uses less digits than its factorization.

4078280378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55111936.

The product of its (nonzero) digits is 602112, while the sum is 47.

The square root of 4078280378 is about 63861.4154086801. The cubic root of 4078280378 is about 1597.6894224278.

The spelling of 4078280378 in words is "four billion, seventy-eight million, two hundred eighty thousand, three hundred seventy-eight".