43878478604 has 12 divisors (see below), whose sum is σ = 76805972544. Its totient is φ = 21933915024.

The previous prime is 43878478603. The next prime is 43878478639. The reversal of 43878478604 is 40687487834.

It is a happy number.

43878478604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (43878478603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1312499 + ... + 1345514.

It is an arithmetic number, because the mean of its divisors is an integer number (6400497712).

Almost surely, 2^43878478604 is an apocalyptic number.

It is an amenable number.

43878478604 is a deficient number, since it is larger than the sum of its proper divisors (32927493940).

43878478604 is a wasteful number, since it uses less digits than its factorization.

43878478604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2662144 (or 2662142 counting only the distinct ones).

The product of its (nonzero) digits is 28901376, while the sum is 59.

The spelling of 43878478604 in words is "forty-three billion, eight hundred seventy-eight million, four hundred seventy-eight thousand, six hundred four".