4463342440 has 128 divisors (see below), whose sum is σ = 10987488000. Its totient is φ = 1625315328.

The previous prime is 4463342393. The next prime is 4463342479. The reversal of 4463342440 is 442433644.

It is a junction number, because it is equal to n+sod(n) for n = 4463342396 and 4463342405.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6898197 + ... + 6898843.

It is an arithmetic number, because the mean of its divisors is an integer number (85839750).

Almost surely, 2^4463342440 is an apocalyptic number.

4463342440 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 4463342440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5493744000).

4463342440 is an abundant number, since it is smaller than the sum of its proper divisors (6524145560).

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

4463342440 is a wasteful number, since it uses less digits than its factorization.

4463342440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1019 (or 1015 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

The square root of 4463342440 is about 66808.2512867984. The cubic root of 4463342440 is about 1646.4684110253.

The spelling of 4463342440 in words is "four billion, four hundred sixty-three million, three hundred forty-two thousand, four hundred forty".