434242543641 has 8 divisors (see below), whose sum is σ = 578996774784. Its totient is φ = 289491670800.

The previous prime is 434242543619. The next prime is 434242543649. The reversal of 434242543641 is 146345242434.

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

It is not a de Polignac number, because 434242543641 - 2²¹ = 434240446489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 434242543593 and 434242543602.

It is not an unprimeable number, because it can be changed into a prime (434242543649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520546 + ... + 1067451.

It is an arithmetic number, because the mean of its divisors is an integer number (72374596848).

Almost surely, 2^434242543641 is an apocalyptic number.

It is an amenable number.

434242543641 is a deficient number, since it is larger than the sum of its proper divisors (144754231143).

434242543641 is a wasteful number, since it uses less digits than its factorization.

434242543641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679151.

The product of its digits is 1105920, while the sum is 42.

The spelling of 434242543641 in words is "four hundred thirty-four billion, two hundred forty-two million, five hundred forty-three thousand, six hundred forty-one".