7478273059889 has 2 divisors, whose sum is σ = 7478273059890. Its totient is φ = 7478273059888.

The previous prime is 7478273059843. The next prime is 7478273059931. The reversal of 7478273059889 is 9889503728747.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7457771115664 + 20501944225 = 2730892^2 + 143185^2 .

It is a cyclic number.

It is not a de Polignac number, because 7478273059889 - 2³⁶ = 7409553583153 is a prime.

It is not a weakly prime, because it can be changed into another prime (7478273059189) 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, 3739136529944 + 3739136529945.

It is an arithmetic number, because the mean of its divisors is an integer number (3739136529945).

Almost surely, 2^{7478273059889} is an apocalyptic number.

It is an amenable number.

7478273059889 is a deficient number, since it is larger than the sum of its proper divisors (1).

7478273059889 is an equidigital number, since it uses as much as digits as its factorization.

7478273059889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1706987520, while the sum is 77.

The spelling of 7478273059889 in words is "seven trillion, four hundred seventy-eight billion, two hundred seventy-three million, fifty-nine thousand, eight hundred eighty-nine".