445742330747066 has 8 divisors (see below), whose sum is σ = 669225219359124. Its totient is φ = 222667257627360.

The previous prime is 445742330747047. The next prime is 445742330747071. The reversal of 445742330747066 is 660747033247544.

It can be written as a sum of positive squares in 2 ways, for example, as 331375967950225 + 114366362796841 = 18203735^2 + 10694221^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101953870355 + ... + 101953874726.

Almost surely, 2^{445742330747066} is an apocalyptic number.

445742330747066 is a deficient number, since it is larger than the sum of its proper divisors (223482888612058).

445742330747066 is a wasteful number, since it uses less digits than its factorization.

445742330747066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203907746176.

The product of its (nonzero) digits is 284497920, while the sum is 62.

The spelling of 445742330747066 in words is "four hundred forty-five trillion, seven hundred forty-two billion, three hundred thirty million, seven hundred forty-seven thousand, sixty-six".