564551662379 has 2 divisors, whose sum is σ = 564551662380. Its totient is φ = 564551662378.

The previous prime is 564551662351. The next prime is 564551662397. The reversal of 564551662379 is 973266155465.

Together with next prime (564551662397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 564551662379 - 2³⁶ = 495832185643 is a prime.

It is not a weakly prime, because it can be changed into another prime (564551662349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282275831189 + 282275831190.

It is an arithmetic number, because the mean of its divisors is an integer number (282275831190).

Almost surely, 2^564551662379 is an apocalyptic number.

564551662379 is a deficient number, since it is larger than the sum of its proper divisors (1).

564551662379 is an equidigital number, since it uses as much as digits as its factorization.

564551662379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40824000, while the sum is 59.

The spelling of 564551662379 in words is "five hundred sixty-four billion, five hundred fifty-one million, six hundred sixty-two thousand, three hundred seventy-nine".