424321440423 has 32 divisors (see below), whose sum is σ = 572019824640. Its totient is φ = 279772587360.

The previous prime is 424321440421. The next prime is 424321440449. The reversal of 424321440423 is 324044123424.

It is not a de Polignac number, because 424321440423 - 2¹ = 424321440421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424321440421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90995190 + ... + 90999852.

It is an arithmetic number, because the mean of its divisors is an integer number (17875619520).

Almost surely, 2^424321440423 is an apocalyptic number.

424321440423 is a deficient number, since it is larger than the sum of its proper divisors (147698384217).

424321440423 is a wasteful number, since it uses less digits than its factorization.

424321440423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5699.

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

Adding to 424321440423 its reverse (324044123424), we get a palindrome (748365563847).

The spelling of 424321440423 in words is "four hundred twenty-four billion, three hundred twenty-one million, four hundred forty thousand, four hundred twenty-three".