423130440430 has 8 divisors (see below), whose sum is σ = 761634792792. Its totient is φ = 169252176168.

The previous prime is 423130440373. The next prime is 423130440431. The reversal of 423130440430 is 34044031324.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423130440431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21156522012 + ... + 21156522031.

It is an arithmetic number, because the mean of its divisors is an integer number (95204349099).

Almost surely, 2^423130440430 is an apocalyptic number.

423130440430 is a deficient number, since it is larger than the sum of its proper divisors (338504352362).

423130440430 is a wasteful number, since it uses less digits than its factorization.

423130440430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42313044050.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 423130440430 its reverse (34044031324), we get a palindrome (457174471754).

The spelling of 423130440430 in words is "four hundred twenty-three billion, one hundred thirty million, four hundred forty thousand, four hundred thirty".