4418682840 has 864 divisors, whose sum is σ = 18726729840. Its totient is φ = 930631680.

The previous prime is 4418682833. The next prime is 4418682859. The reversal of 4418682840 is 482868144.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 259922512 + ... + 259922528.

Almost surely, 2^4418682840 is an apocalyptic number.

4418682840 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 4418682840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9363364920).

4418682840 is an abundant number, since it is smaller than the sum of its proper divisors (14308047000).

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

4418682840 is a wasteful number, since it uses less digits than its factorization.

4418682840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 51 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 45.

The square root of 4418682840 is about 66473.1738372706. The cubic root of 4418682840 is about 1640.9585463227.

The spelling of 4418682840 in words is "four billion, four hundred eighteen million, six hundred eighty-two thousand, eight hundred forty".