1458046426849 has 2 divisors, whose sum is σ = 1458046426850. Its totient is φ = 1458046426848.

The previous prime is 1458046426843. The next prime is 1458046426867. The reversal of 1458046426849 is 9486246408541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 824100840000 + 633945586849 = 907800^2 + 796207^2 .

It is a cyclic number.

It is not a de Polignac number, because 1458046426849 - 2¹⁷ = 1458046295777 is a prime.

It is not a weakly prime, because it can be changed into another prime (1458046426843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 729023213424 + 729023213425.

It is an arithmetic number, because the mean of its divisors is an integer number (729023213425).

Almost surely, 2^{1458046426849} is an apocalyptic number.

It is an amenable number.

1458046426849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1458046426849 is an equidigital number, since it uses as much as digits as its factorization.

1458046426849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53084160, while the sum is 61.

The spelling of 1458046426849 in words is "one trillion, four hundred fifty-eight billion, forty-six million, four hundred twenty-six thousand, eight hundred forty-nine".