4418947040 has 96 divisors (see below), whose sum is σ = 11033003520. Its totient is φ = 1667879424.

The previous prime is 4418947019. The next prime is 4418947069. The reversal of 4418947040 is 407498144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 796757 + ... + 802283.

It is an arithmetic number, because the mean of its divisors is an integer number (114927120).

Almost surely, 2^4418947040 is an apocalyptic number.

4418947040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4418947040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5516501760).

4418947040 is an abundant number, since it is smaller than the sum of its proper divisors (6614056480).

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

4418947040 is a wasteful number, since it uses less digits than its factorization.

4418947040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5824 (or 5816 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 4418947040 is about 66475.1610753972. The cubic root of 4418947040 is about 1640.9912508355.

Subtracting from 4418947040 its reverse (407498144), we obtain a square (4011448896 = 63336²).

The spelling of 4418947040 in words is "four billion, four hundred eighteen million, nine hundred forty-seven thousand, forty".