1456439646845 has 8 divisors (see below), whose sum is σ = 1839713238240. Its totient is φ = 1103827942800.

The previous prime is 1456439646839. The next prime is 1456439646889. The reversal of 1456439646845 is 5486469346541.

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

It is not a de Polignac number, because 1456439646845 - 2¹⁰ = 1456439645821 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7665471731 + ... + 7665471920.

It is an arithmetic number, because the mean of its divisors is an integer number (229964154780).

Almost surely, 2^{1456439646845} is an apocalyptic number.

It is an amenable number.

1456439646845 is a deficient number, since it is larger than the sum of its proper divisors (383273591395).

1456439646845 is a wasteful number, since it uses less digits than its factorization.

1456439646845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15330943675.

The product of its digits is 298598400, while the sum is 65.

The spelling of 1456439646845 in words is "one trillion, four hundred fifty-six billion, four hundred thirty-nine million, six hundred forty-six thousand, eight hundred forty-five".