1456116256489 has 2 divisors, whose sum is σ = 1456116256490. Its totient is φ = 1456116256488.

The previous prime is 1456116256477. The next prime is 1456116256541. The reversal of 1456116256489 is 9846526116541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 927209148889 + 528907107600 = 962917^2 + 727260^2 .

It is a cyclic number.

It is not a de Polignac number, because 1456116256489 - 2⁵ = 1456116256457 is a prime.

It is not a weakly prime, because it can be changed into another prime (1456116256459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 728058128244 + 728058128245.

It is an arithmetic number, because the mean of its divisors is an integer number (728058128245).

Almost surely, 2^{1456116256489} is an apocalyptic number.

It is an amenable number.

1456116256489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1456116256489 is an equidigital number, since it uses as much as digits as its factorization.

1456116256489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12441600, while the sum is 58.

The spelling of 1456116256489 in words is "one trillion, four hundred fifty-six billion, one hundred sixteen million, two hundred fifty-six thousand, four hundred eighty-nine".