445677333857207 has 2 divisors, whose sum is σ = 445677333857208. Its totient is φ = 445677333857206.

The previous prime is 445677333857149. The next prime is 445677333857269. The reversal of 445677333857207 is 702758333776544.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445677333857207 - 2⁶ = 445677333857143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445677333850207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222838666928603 + 222838666928604.

It is an arithmetic number, because the mean of its divisors is an integer number (222838666928604).

Almost surely, 2^{445677333857207} is an apocalyptic number.

445677333857207 is a deficient number, since it is larger than the sum of its proper divisors (1).

445677333857207 is an equidigital number, since it uses as much as digits as its factorization.

445677333857207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2489356800, while the sum is 71.

The spelling of 445677333857207 in words is "four hundred forty-five trillion, six hundred seventy-seven billion, three hundred thirty-three million, eight hundred fifty-seven thousand, two hundred seven".