424322443040 has 96 divisors (see below), whose sum is σ = 1061945277120. Its totient is φ = 159771515904.

The previous prime is 424322442959. The next prime is 424322443091. The reversal of 424322443040 is 40344223424.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 424322442988 and 424322443006.

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, 32759 + ... + 921801.

It is an arithmetic number, because the mean of its divisors is an integer number (11061929970).

Almost surely, 2^424322443040 is an apocalyptic number.

424322443040 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 424322443040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (530972638560).

424322443040 is an abundant number, since it is smaller than the sum of its proper divisors (637622834080).

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

424322443040 is a wasteful number, since it uses less digits than its factorization.

424322443040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889234 (or 889226 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 424322443040 its reverse (40344223424), we get a palindrome (464666666464).

The spelling of 424322443040 in words is "four hundred twenty-four billion, three hundred twenty-two million, four hundred forty-three thousand, forty".