4128860736 has 1008 divisors, whose sum is σ = 17253143040. Its totient is φ = 958003200.

The previous prime is 4128860717. The next prime is 4128860779. The reversal of 4128860736 is 6370688214.

4128860736 is a `hidden beast` number, since 4 + 1 + 2 + 8 + 8 + 607 + 36 = 666.

It is a tau number, because it is divible by the number of its divisors (1008).

It is a junction number, because it is equal to n+sod(n) for n = 4128860691 and 4128860700.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 133189041 + ... + 133189071.

Almost surely, 2^4128860736 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 4128860736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8626571520).

4128860736 is an abundant number, since it is smaller than the sum of its proper divisors (13124282304).

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

4128860736 is a wasteful number, since it uses less digits than its factorization.

4128860736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 4128860736 is about 64256.2116530379. The cubic root of 4128860736 is about 1604.2673501250.

The spelling of 4128860736 in words is "four billion, one hundred twenty-eight million, eight hundred sixty thousand, seven hundred thirty-six".