434204023430 has 16 divisors (see below), whose sum is σ = 787533406704. Its totient is φ = 172355795040.

The previous prime is 434204023411. The next prime is 434204023439. The reversal of 434204023430 is 34320402434.

It is a junction number, because it is equal to n+sod(n) for n = 434204023393 and 434204023402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434204023439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165725417 + ... + 165728036.

It is an arithmetic number, because the mean of its divisors is an integer number (49220837919).

Almost surely, 2^434204023430 is an apocalyptic number.

434204023430 is a deficient number, since it is larger than the sum of its proper divisors (353329383274).

434204023430 is a wasteful number, since it uses less digits than its factorization.

434204023430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331453591.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 434204023430 its reverse (34320402434), we get a palindrome (468524425864).

The spelling of 434204023430 in words is "four hundred thirty-four billion, two hundred four million, twenty-three thousand, four hundred thirty".