320006287053 has 24 divisors (see below), whose sum is σ = 476761599288. Its totient is φ = 206680730112.

The previous prime is 320006287049. The next prime is 320006287079. The reversal of 320006287053 is 350782600023.

320006287053 is a `hidden beast` number, since 3 + 20 + 0 + 0 + 628 + 7 + 0 + 5 + 3 = 666.

320006287053 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 110318308164 + 209687978889 = 332142^2 + 457917^2 .

It is not a de Polignac number, because 320006287053 - 2² = 320006287049 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 320006286999 and 320006287017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320006287093) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1984600 + ... + 2139777.

It is an arithmetic number, because the mean of its divisors is an integer number (19865066637).

Almost surely, 2^320006287053 is an apocalyptic number.

It is an amenable number.

320006287053 is a deficient number, since it is larger than the sum of its proper divisors (156755312235).

320006287053 is a wasteful number, since it uses less digits than its factorization.

320006287053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4124653 (or 4124650 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

Adding to 320006287053 its reverse (350782600023), we get a palindrome (670788887076).

The spelling of 320006287053 in words is "three hundred twenty billion, six million, two hundred eighty-seven thousand, fifty-three".