9441619418 has 16 divisors (see below), whose sum is σ = 17657054784. Its totient is φ = 3678552960.

The previous prime is 9441619417. The next prime is 9441619459. The reversal of 9441619418 is 8149161449.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9441619417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30654455 + ... + 30654762.

It is an arithmetic number, because the mean of its divisors is an integer number (1103565924).

Almost surely, 2^9441619418 is an apocalyptic number.

9441619418 is a deficient number, since it is larger than the sum of its proper divisors (8215435366).

9441619418 is a wasteful number, since it uses less digits than its factorization.

9441619418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61309237.

The product of its digits is 248832, while the sum is 47.

The square root of 9441619418 is about 97167.9958525440. The cubic root of 9441619418 is about 2113.5644563131.

The spelling of 9441619418 in words is "nine billion, four hundred forty-one million, six hundred nineteen thousand, four hundred eighteen".