320006285853 has 4 divisors (see below), whose sum is σ = 426675047808. Its totient is φ = 213337523900.

The previous prime is 320006285831. The next prime is 320006285857. The reversal of 320006285853 is 358582600023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 320006285853 - 2¹² = 320006281757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320006285857) 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, 53334380973 + ... + 53334380978.

It is an arithmetic number, because the mean of its divisors is an integer number (106668761952).

Almost surely, 2^320006285853 is an apocalyptic number.

It is an amenable number.

320006285853 is a deficient number, since it is larger than the sum of its proper divisors (106668761955).

320006285853 is a wasteful number, since it uses less digits than its factorization.

320006285853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106668761954.

The product of its (nonzero) digits is 345600, while the sum is 42.

Adding to 320006285853 its reverse (358582600023), we get a palindrome (678588885876).

The spelling of 320006285853 in words is "three hundred twenty billion, six million, two hundred eighty-five thousand, eight hundred fifty-three".