4118621712 has 20 divisors (see below), whose sum is σ = 10639772880. Its totient is φ = 1372873888.

The previous prime is 4118621711. The next prime is 4118621803. The reversal of 4118621712 is 2171268114.

It is not an unprimeable number, because it can be changed into a prime (4118621711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42902262 + ... + 42902357.

It is an arithmetic number, because the mean of its divisors is an integer number (531988644).

Almost surely, 2^4118621712 is an apocalyptic number.

It is an amenable number.

4118621712 is an abundant number, since it is smaller than the sum of its proper divisors (6521151168).

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

4118621712 is a wasteful number, since it uses less digits than its factorization.

4118621712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85804630 (or 85804624 counting only the distinct ones).

The product of its digits is 5376, while the sum is 33.

The square root of 4118621712 is about 64176.4887789913. The cubic root of 4118621712 is about 1602.9401293819.

Adding to 4118621712 its reverse (2171268114), we get a palindrome (6289889826).

The spelling of 4118621712 in words is "four billion, one hundred eighteen million, six hundred twenty-one thousand, seven hundred twelve".