424140344430 has 64 divisors (see below), whose sum is σ = 1111186556928. Its totient is φ = 102756159360.

The previous prime is 424140344417. The next prime is 424140344483. The reversal of 424140344430 is 34443041424.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 424140344391 and 424140344400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107004 + ... + 927216.

It is an arithmetic number, because the mean of its divisors is an integer number (17362289952).

Almost surely, 2^424140344430 is an apocalyptic number.

424140344430 is an abundant number, since it is smaller than the sum of its proper divisors (687046212498).

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

424140344430 is a wasteful number, since it uses less digits than its factorization.

424140344430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821801.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 424140344430 its reverse (34443041424), we get a palindrome (458583385854).

The spelling of 424140344430 in words is "four hundred twenty-four billion, one hundred forty million, three hundred forty-four thousand, four hundred thirty".