4118918140 has 48 divisors (see below), whose sum is σ = 8954719200. Its totient is φ = 1589559552.

The previous prime is 4118918057. The next prime is 4118918149. The reversal of 4118918140 is 418198114.

It is a self number, because there is not a number n which added to its sum of digits gives 4118918140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4118918149) 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 15 ways as a sum of consecutive naturals, for example, 1471222 + ... + 1474018.

It is an arithmetic number, because the mean of its divisors is an integer number (186556650).

Almost surely, 2^4118918140 is an apocalyptic number.

It is an amenable number.

4118918140 is an abundant number, since it is smaller than the sum of its proper divisors (4835801060).

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

4118918140 is a wasteful number, since it uses less digits than its factorization.

4118918140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5374 (or 5372 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 37.

The square root of 4118918140 is about 64178.7982124938. The cubic root of 4118918140 is about 1602.9785843935.

The spelling of 4118918140 in words is "four billion, one hundred eighteen million, nine hundred eighteen thousand, one hundred forty".