4459420040 has 32 divisors (see below), whose sum is σ = 10054342080. Its totient is φ = 1780097472.

The previous prime is 4459420037. The next prime is 4459420117. The reversal of 4459420040 is 400249544.

It is a junction number, because it is equal to n+sod(n) for n = 4459419979 and 4459420006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94982 + ... + 133941.

It is an arithmetic number, because the mean of its divisors is an integer number (314198190).

Almost surely, 2^4459420040 is an apocalyptic number.

4459420040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4459420040 is an abundant number, since it is smaller than the sum of its proper divisors (5594922040).

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

4459420040 is a wasteful number, since it uses less digits than its factorization.

4459420040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229421 (or 229417 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 4459420040 is about 66778.8891791410. The cubic root of 4459420040 is about 1645.9859623889.

Adding to 4459420040 its reverse (400249544), we get a palindrome (4859669584).

The spelling of 4459420040 in words is "four billion, four hundred fifty-nine million, four hundred twenty thousand, forty".