1706007578449 has 2 divisors, whose sum is σ = 1706007578450. Its totient is φ = 1706007578448.

The previous prime is 1706007578369. The next prime is 1706007578459. The reversal of 1706007578449 is 9448757006071.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1703006730049 + 3000848400 = 1304993^2 + 54780^2 .

It is a cyclic number.

It is not a de Polignac number, because 1706007578449 - 2¹¹ = 1706007576401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1706007578393 and 1706007578402.

It is not a weakly prime, because it can be changed into another prime (1706007578459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 853003789224 + 853003789225.

It is an arithmetic number, because the mean of its divisors is an integer number (853003789225).

Almost surely, 2^{1706007578449} is an apocalyptic number.

It is an amenable number.

1706007578449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1706007578449 is an equidigital number, since it uses as much as digits as its factorization.

1706007578449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11854080, while the sum is 58.

The spelling of 1706007578449 in words is "one trillion, seven hundred six billion, seven million, five hundred seventy-eight thousand, four hundred forty-nine".