424142344520 has 64 divisors (see below), whose sum is σ = 964362672000. Its totient is φ = 167874283008.

The previous prime is 424142344513. The next prime is 424142344531. The reversal of 424142344520 is 25443241424.

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, 5146196 + ... + 5227964.

It is an arithmetic number, because the mean of its divisors is an integer number (15068166750).

Almost surely, 2^424142344520 is an apocalyptic number.

424142344520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

424142344520 is an abundant number, since it is smaller than the sum of its proper divisors (540220327480).

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

424142344520 is a wasteful number, since it uses less digits than its factorization.

424142344520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83142 (or 83138 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 424142344520 its reverse (25443241424), we get a palindrome (449585585944).

The spelling of 424142344520 in words is "four hundred twenty-four billion, one hundred forty-two million, three hundred forty-four thousand, five hundred twenty".