1416556077449 has 2 divisors, whose sum is σ = 1416556077450. Its totient is φ = 1416556077448.

The previous prime is 1416556077359. The next prime is 1416556077619. The reversal of 1416556077449 is 9447706556141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1407798861049 + 8757216400 = 1186507^2 + 93580^2 .

It is a cyclic number.

It is not a de Polignac number, because 1416556077449 - 2¹² = 1416556073353 is a prime.

It is a super-2 number, since 2×1416556077449² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1416553077449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 708278038724 + 708278038725.

It is an arithmetic number, because the mean of its divisors is an integer number (708278038725).

Almost surely, 2^{1416556077449} is an apocalyptic number.

It is an amenable number.

1416556077449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1416556077449 is an equidigital number, since it uses as much as digits as its factorization.

1416556077449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25401600, while the sum is 59.

The spelling of 1416556077449 in words is "one trillion, four hundred sixteen billion, five hundred fifty-six million, seventy-seven thousand, four hundred forty-nine".