4120078656 has 224 divisors, whose sum is σ = 11945428992. Its totient is φ = 1248256000.

The previous prime is 4120078631. The next prime is 4120078661. The reversal of 4120078656 is 6568700214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16414531 + ... + 16414781.

It is an arithmetic number, because the mean of its divisors is an integer number (53327808).

Almost surely, 2^4120078656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4120078656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5972714496).

4120078656 is an abundant number, since it is smaller than the sum of its proper divisors (7825350336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4120078656 is a wasteful number, since it uses less digits than its factorization.

4120078656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437 (or 427 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 4120078656 is about 64187.8388481806. The cubic root of 4120078656 is about 1603.1291180649.

The spelling of 4120078656 in words is "four billion, one hundred twenty million, seventy-eight thousand, six hundred fifty-six".