434123431431 has 8 divisors (see below), whose sum is σ = 581574518784. Its totient is φ = 288043982520.

The previous prime is 434123431397. The next prime is 434123431439. The reversal of 434123431431 is 134134321434.

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

It is not a de Polignac number, because 434123431431 - 2⁷ = 434123431303 is a prime.

It is a super-2 number, since 2×434123431431² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 434123431392 and 434123431401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434123431439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342908871 + ... + 342910136.

It is an arithmetic number, because the mean of its divisors is an integer number (72696814848).

Almost surely, 2^434123431431 is an apocalyptic number.

434123431431 is a deficient number, since it is larger than the sum of its proper divisors (147451087353).

434123431431 is a wasteful number, since it uses less digits than its factorization.

434123431431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685819221.

The product of its digits is 41472, while the sum is 33.

Adding to 434123431431 its reverse (134134321434), we get a palindrome (568257752865).

The spelling of 434123431431 in words is "four hundred thirty-four billion, one hundred twenty-three million, four hundred thirty-one thousand, four hundred thirty-one".