434140230340 has 12 divisors (see below), whose sum is σ = 911694483756. Its totient is φ = 173656092128.

The previous prime is 434140230331. The next prime is 434140230383. The reversal of 434140230340 is 43032041434.

It can be written as a sum of positive squares in 2 ways, for example, as 148676563396 + 285463666944 = 385586^2 + 534288^2 .

It is a junction number, because it is equal to n+sod(n) for n = 434140230299 and 434140230308.

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, 10853505739 + ... + 10853505778.

It is an arithmetic number, because the mean of its divisors is an integer number (75974540313).

Almost surely, 2^434140230340 is an apocalyptic number.

It is an amenable number.

434140230340 is an abundant number, since it is smaller than the sum of its proper divisors (477554253416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

434140230340 is a wasteful number, since it uses less digits than its factorization.

434140230340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21707011526 (or 21707011524 counting only the distinct ones).

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

Adding to 434140230340 its reverse (43032041434), we get a palindrome (477172271774).

The spelling of 434140230340 in words is "four hundred thirty-four billion, one hundred forty million, two hundred thirty thousand, three hundred forty".