434530647439 has 4 divisors (see below), whose sum is σ = 496606454224. Its totient is φ = 372454840656.

The previous prime is 434530647437. The next prime is 434530647451. The reversal of 434530647439 is 934746035434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 434530647439 - 2¹ = 434530647437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434530647437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31037903382 + ... + 31037903395.

It is an arithmetic number, because the mean of its divisors is an integer number (124151613556).

Almost surely, 2^434530647439 is an apocalyptic number.

434530647439 is a deficient number, since it is larger than the sum of its proper divisors (62075806785).

434530647439 is an equidigital number, since it uses as much as digits as its factorization.

434530647439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62075806784.

The product of its (nonzero) digits is 13063680, while the sum is 52.

The spelling of 434530647439 in words is "four hundred thirty-four billion, five hundred thirty million, six hundred forty-seven thousand, four hundred thirty-nine".