2145326063459 has 2 divisors, whose sum is σ = 2145326063460. Its totient is φ = 2145326063458.

The previous prime is 2145326063431. The next prime is 2145326063467. The reversal of 2145326063459 is 9543606235412.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2145326063459 - 2¹⁶ = 2145325997923 is a prime.

It is not a weakly prime, because it can be changed into another prime (2145326069459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072663031729 + 1072663031730.

It is an arithmetic number, because the mean of its divisors is an integer number (1072663031730).

Almost surely, 2^{2145326063459} is an apocalyptic number.

2145326063459 is a deficient number, since it is larger than the sum of its proper divisors (1).

2145326063459 is an equidigital number, since it uses as much as digits as its factorization.

2145326063459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 2145326063459 in words is "two trillion, one hundred forty-five billion, three hundred twenty-six million, sixty-three thousand, four hundred fifty-nine".