1456812646345 has 16 divisors (see below), whose sum is σ = 1997937571968. Its totient is φ = 998945700480.

The previous prime is 1456812646343. The next prime is 1456812646349. The reversal of 1456812646345 is 5436462186541.

It is not a de Polignac number, because 1456812646345 - 2¹ = 1456812646343 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1456812646343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3777310 + ... + 4145080.

It is an arithmetic number, because the mean of its divisors is an integer number (124871098248).

Almost surely, 2^{1456812646345} is an apocalyptic number.

It is an amenable number.

1456812646345 is a deficient number, since it is larger than the sum of its proper divisors (541124925623).

1456812646345 is a wasteful number, since it uses less digits than its factorization.

1456812646345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480960.

The product of its digits is 16588800, while the sum is 55.

The spelling of 1456812646345 in words is "one trillion, four hundred fifty-six billion, eight hundred twelve million, six hundred forty-six thousand, three hundred forty-five".