420024343423 has 8 divisors (see below), whose sum is σ = 447188742000. Its totient is φ = 393132954240.

The previous prime is 420024343411. The next prime is 420024343549. The reversal of 420024343423 is 324343420024.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 420024343423 - 2¹³ = 420024335231 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 (420024341423) 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, 68249173 + ... + 68255326.

It is an arithmetic number, because the mean of its divisors is an integer number (55898592750).

Almost surely, 2^420024343423 is an apocalyptic number.

420024343423 is a deficient number, since it is larger than the sum of its proper divisors (27164398577).

420024343423 is a wasteful number, since it uses less digits than its factorization.

420024343423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136504697.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 420024343423 its reverse (324343420024), we get a palindrome (744367763447).

The spelling of 420024343423 in words is "four hundred twenty billion, twenty-four million, three hundred forty-three thousand, four hundred twenty-three".