1445673120806 has 4 divisors (see below), whose sum is σ = 2168509681212. Its totient is φ = 722836560402.

The previous prime is 1445673120761. The next prime is 1445673120847. The reversal of 1445673120806 is 6080213765441.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 361418280200 + ... + 361418280203.

It is an arithmetic number, because the mean of its divisors is an integer number (542127420303).

Almost surely, 2^{1445673120806} is an apocalyptic number.

1445673120806 is a deficient number, since it is larger than the sum of its proper divisors (722836560406).

1445673120806 is an equidigital number, since it uses as much as digits as its factorization.

1445673120806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722836560405.

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 1445673120806 in words is "one trillion, four hundred forty-five billion, six hundred seventy-three million, one hundred twenty thousand, eight hundred six".