424046640423 has 8 divisors (see below), whose sum is σ = 646166309248. Its totient is φ = 242312365944.

The previous prime is 424046640401. The next prime is 424046640431. The reversal of 424046640423 is 324046640424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 424046640423 - 2⁶ = 424046640359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424046640473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10096348561 + ... + 10096348602.

It is an arithmetic number, because the mean of its divisors is an integer number (80770788656).

Almost surely, 2^424046640423 is an apocalyptic number.

424046640423 is a deficient number, since it is larger than the sum of its proper divisors (222119668825).

424046640423 is a wasteful number, since it uses less digits than its factorization.

424046640423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20192697173.

The product of its (nonzero) digits is 442368, while the sum is 39.

Subtracting from 424046640423 its reverse (324046640424), we obtain a palindrome (99999999999).

The spelling of 424046640423 in words is "four hundred twenty-four billion, forty-six million, six hundred forty thousand, four hundred twenty-three".