423140124434 has 8 divisors (see below), whose sum is σ = 634731492108. Its totient is φ = 211562960400.

The previous prime is 423140124413. The next prime is 423140124467. The reversal of 423140124434 is 434421041324.

It can be written as a sum of positive squares in 2 ways, for example, as 305473973809 + 117666150625 = 552697^2 + 343025^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 423140124434.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3476117 + ... + 3595784.

Almost surely, 2^423140124434 is an apocalyptic number.

423140124434 is a deficient number, since it is larger than the sum of its proper divisors (211591367674).

423140124434 is a wasteful number, since it uses less digits than its factorization.

423140124434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7101820.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 423140124434 its reverse (434421041324), we get a palindrome (857561165758).

The spelling of 423140124434 in words is "four hundred twenty-three billion, one hundred forty million, one hundred twenty-four thousand, four hundred thirty-four".