4078630856 has 16 divisors (see below), whose sum is σ = 7652361600. Its totient is φ = 2038001104.

The previous prime is 4078630819. The next prime is 4078630859. The reversal of 4078630856 is 6580368704.

It is a self number, because there is not a number n which added to its sum of digits gives 4078630856.

It is not an unprimeable number, because it can be changed into a prime (4078630859) by changing a digit.

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, 151040 + ... + 175983.

It is an arithmetic number, because the mean of its divisors is an integer number (478272600).

Almost surely, 2^4078630856 is an apocalyptic number.

It is an amenable number.

4078630856 is a deficient number, since it is larger than the sum of its proper divisors (3573730744).

4078630856 is a wasteful number, since it uses less digits than its factorization.

4078630856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328588 (or 328584 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The square root of 4078630856 is about 63864.1594010287. The cubic root of 4078630856 is about 1597.7351883636.

The spelling of 4078630856 in words is "four billion, seventy-eight million, six hundred thirty thousand, eight hundred fifty-six".