424424331404240 has 80 divisors (see below), whose sum is σ = 1020981321406080. Its totient is φ = 163888687280640.

The previous prime is 424424331404233. The next prime is 424424331404279. The reversal of 424424331404240 is 42404133424424.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×424424331404240² (a number of 30 digits) contains 22 as substring.

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, 886244 + ... + 29148483.

It is an arithmetic number, because the mean of its divisors is an integer number (12762266517576).

Almost surely, 2^{424424331404240} is an apocalyptic number.

424424331404240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

424424331404240 is an abundant number, since it is smaller than the sum of its proper divisors (596556990001840).

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

424424331404240 is a wasteful number, since it uses less digits than its factorization.

424424331404240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30040860 (or 30040854 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 41.

Adding to 424424331404240 its reverse (42404133424424), we get a palindrome (466828464828664).

The spelling of 424424331404240 in words is "four hundred twenty-four trillion, four hundred twenty-four billion, three hundred thirty-one million, four hundred four thousand, two hundred forty".