64252344325245 has 8 divisors (see below), whose sum is σ = 102803750920416. Its totient is φ = 34267916973456.

The previous prime is 64252344325243. The next prime is 64252344325259. The reversal of 64252344325245 is 54252344325246.

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

It is not a de Polignac number, because 64252344325245 - 2¹ = 64252344325243 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64252344325243) 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, 2141744810827 + ... + 2141744810856.

It is an arithmetic number, because the mean of its divisors is an integer number (12850468865052).

Almost surely, 2^{64252344325245} is an apocalyptic number.

It is an amenable number.

64252344325245 is a deficient number, since it is larger than the sum of its proper divisors (38551406595171).

64252344325245 is a wasteful number, since it uses less digits than its factorization.

64252344325245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4283489621691.

The product of its digits is 27648000, while the sum is 51.

Subtracting from 64252344325245 its reverse (54252344325246), we obtain a palindrome (9999999999999).

The spelling of 64252344325245 in words is "sixty-four trillion, two hundred fifty-two billion, three hundred forty-four million, three hundred twenty-five thousand, two hundred forty-five".