320006140773 has 8 divisors (see below), whose sum is σ = 465463477536. Its totient is φ = 193943115600.

The previous prime is 320006140711. The next prime is 320006140801. The reversal of 320006140773 is 377041600023.

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

It is a de Polignac number, because none of the positive numbers 2^k-320006140773 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 9697155781 = 320006140773 / (3 + 2 + 0 + 0 + 0 + 6 + 1 + 4 + 0 + 7 + 7 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320006141773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4848577858 + ... + 4848577923.

It is an arithmetic number, because the mean of its divisors is an integer number (58182934692).

Almost surely, 2^320006140773 is an apocalyptic number.

320006140773 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

320006140773 is a deficient number, since it is larger than the sum of its proper divisors (145457336763).

320006140773 is a wasteful number, since it uses less digits than its factorization.

320006140773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9697155795.

The product of its (nonzero) digits is 21168, while the sum is 33.

Adding to 320006140773 its reverse (377041600023), we get a palindrome (697047740796).

The spelling of 320006140773 in words is "three hundred twenty billion, six million, one hundred forty thousand, seven hundred seventy-three".