320609428598 has 4 divisors (see below), whose sum is σ = 480914142900. Its totient is φ = 160304714298.

The previous prime is 320609428511. The next prime is 320609428603. The reversal of 320609428598 is 895824906023.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80152357148 + ... + 80152357151.

It is an arithmetic number, because the mean of its divisors is an integer number (120228535725).

Almost surely, 2^320609428598 is an apocalyptic number.

320609428598 is a deficient number, since it is larger than the sum of its proper divisors (160304714302).

320609428598 is a wasteful number, since it uses less digits than its factorization.

320609428598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160304714301.

The product of its (nonzero) digits is 7464960, while the sum is 56.

The spelling of 320609428598 in words is "three hundred twenty billion, six hundred nine million, four hundred twenty-eight thousand, five hundred ninety-eight".