320032067434 has 8 divisors (see below), whose sum is σ = 480110687460. Its totient is φ = 159995171616.

The previous prime is 320032067429. The next prime is 320032067441. The reversal of 320032067434 is 434760230023.

It can be written as a sum of positive squares in 2 ways, for example, as 288050110209 + 31981957225 = 536703^2 + 178835^2 .

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

It is a super-3 number, since 3×320032067434³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 320032067434.

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, 10411869 + ... + 10442560.

Almost surely, 2^320032067434 is an apocalyptic number.

320032067434 is a deficient number, since it is larger than the sum of its proper divisors (160078620026).

320032067434 is a wasteful number, since it uses less digits than its factorization.

320032067434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20862104.

The product of its (nonzero) digits is 72576, while the sum is 34.

Adding to 320032067434 its reverse (434760230023), we get a palindrome (754792297457).

The spelling of 320032067434 in words is "three hundred twenty billion, thirty-two million, sixty-seven thousand, four hundred thirty-four".