442807107064523 has 2 divisors, whose sum is σ = 442807107064524. Its totient is φ = 442807107064522.

The previous prime is 442807107064489. The next prime is 442807107064529. The reversal of 442807107064523 is 325460701708244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442807107064523 - 2¹⁰ = 442807107063499 is a prime.

It is not a weakly prime, because it can be changed into another prime (442807107064529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221403553532261 + 221403553532262.

It is an arithmetic number, because the mean of its divisors is an integer number (221403553532262).

Almost surely, 2^{442807107064523} is an apocalyptic number.

442807107064523 is a deficient number, since it is larger than the sum of its proper divisors (1).

442807107064523 is an equidigital number, since it uses as much as digits as its factorization.

442807107064523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9031680, while the sum is 53.

The spelling of 442807107064523 in words is "four hundred forty-two trillion, eight hundred seven billion, one hundred seven million, sixty-four thousand, five hundred twenty-three".