6445596345 has 8 divisors (see below), whose sum is σ = 10312954176. Its totient is φ = 3437651376.

The previous prime is 6445596343. The next prime is 6445596371. The reversal of 6445596345 is 5436955446.

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

It is not a de Polignac number, because 6445596345 - 2¹ = 6445596343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6445596343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214853197 + ... + 214853226.

It is an arithmetic number, because the mean of its divisors is an integer number (1289119272).

Almost surely, 2^6445596345 is an apocalyptic number.

It is an amenable number.

6445596345 is a deficient number, since it is larger than the sum of its proper divisors (3867357831).

6445596345 is a wasteful number, since it uses less digits than its factorization.

6445596345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429706431.

The product of its digits is 7776000, while the sum is 51.

The square root of 6445596345 is about 80284.4713814571. The cubic root of 6445596345 is about 1861.0342597415.

The spelling of 6445596345 in words is "six billion, four hundred forty-five million, five hundred ninety-six thousand, three hundred forty-five".