1456116256513 has 4 divisors (see below), whose sum is σ = 1506327161940. Its totient is φ = 1405905351088.

The previous prime is 1456116256489. The next prime is 1456116256541. The reversal of 1456116256513 is 3156526116541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1230697359424 + 225418897089 = 1109368^2 + 474783^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1456116256513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1456116256583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25105452670 + ... + 25105452727.

It is an arithmetic number, because the mean of its divisors is an integer number (376581790485).

Almost surely, 2^{1456116256513} is an apocalyptic number.

It is an amenable number.

1456116256513 is a deficient number, since it is larger than the sum of its proper divisors (50210905427).

1456116256513 is an equidigital number, since it uses as much as digits as its factorization.

1456116256513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50210905426.

The product of its digits is 648000, while the sum is 46.

The spelling of 1456116256513 in words is "one trillion, four hundred fifty-six billion, one hundred sixteen million, two hundred fifty-six thousand, five hundred thirteen".