434243431205 has 16 divisors (see below), whose sum is σ = 524155536000. Its totient is φ = 345355433280.

The previous prime is 434243431121. The next prime is 434243431277. The reversal of 434243431205 is 502134342434.

It is not a de Polignac number, because 434243431205 - 2²⁶ = 434176322341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 990326 + ... + 1359864.

It is an arithmetic number, because the mean of its divisors is an integer number (32759721000).

Almost surely, 2^434243431205 is an apocalyptic number.

It is an amenable number.

434243431205 is a deficient number, since it is larger than the sum of its proper divisors (89912104795).

434243431205 is a wasteful number, since it uses less digits than its factorization.

434243431205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370924.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 434243431205 its reverse (502134342434), we get a palindrome (936377773639).

The spelling of 434243431205 in words is "four hundred thirty-four billion, two hundred forty-three million, four hundred thirty-one thousand, two hundred five".