4120736538 has 64 divisors (see below), whose sum is σ = 8645875200. Its totient is φ = 1308303360.

The previous prime is 4120736537. The next prime is 4120736561. The reversal of 4120736538 is 8356370214.

It is a junction number, because it is equal to n+sod(n) for n = 4120736496 and 4120736505.

It is not an unprimeable number, because it can be changed into a prime (4120736531) 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 31 ways as a sum of consecutive naturals, for example, 1531098 + ... + 1533786.

It is an arithmetic number, because the mean of its divisors is an integer number (135091800).

Almost surely, 2^4120736538 is an apocalyptic number.

4120736538 is an abundant number, since it is smaller than the sum of its proper divisors (4525138662).

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

4120736538 is a wasteful number, since it uses less digits than its factorization.

4120736538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2887.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 4120736538 is about 64192.9633059575. The cubic root of 4120736538 is about 1603.2144411657.

The spelling of 4120736538 in words is "four billion, one hundred twenty million, seven hundred thirty-six thousand, five hundred thirty-eight".