2064673547437 has 2 divisors, whose sum is σ = 2064673547438. Its totient is φ = 2064673547436.

The previous prime is 2064673547413. The next prime is 2064673547471. The reversal of 2064673547437 is 7347453764602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2059853577961 + 4819969476 = 1435219^2 + 69426^2 .

It is a cyclic number.

It is not a de Polignac number, because 2064673547437 - 2⁷ = 2064673547309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2064673547537) 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, 1032336773718 + 1032336773719.

It is an arithmetic number, because the mean of its divisors is an integer number (1032336773719).

Almost surely, 2^{2064673547437} is an apocalyptic number.

It is an amenable number.

2064673547437 is a deficient number, since it is larger than the sum of its proper divisors (1).

2064673547437 is an equidigital number, since it uses as much as digits as its factorization.

2064673547437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 71124480, while the sum is 58.

The spelling of 2064673547437 in words is "two trillion, sixty-four billion, six hundred seventy-three million, five hundred forty-seven thousand, four hundred thirty-seven".