445343276206081 has 4 divisors (see below), whose sum is σ = 485829028588464. Its totient is φ = 404857523823700.

The previous prime is 445343276206067. The next prime is 445343276206117. The reversal of 445343276206081 is 180602672343544.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 445343276206081 - 2¹³ = 445343276197889 is a prime.

It is a super-2 number, since 2×445343276206081² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (445343276206051) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 20242876191175 + ... + 20242876191196.

It is an arithmetic number, because the mean of its divisors is an integer number (121457257147116).

Almost surely, 2^{445343276206081} is an apocalyptic number.

It is an amenable number.

445343276206081 is a deficient number, since it is larger than the sum of its proper divisors (40485752382383).

445343276206081 is a wasteful number, since it uses less digits than its factorization.

445343276206081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40485752382382.

The product of its (nonzero) digits is 23224320, while the sum is 55.

The spelling of 445343276206081 in words is "four hundred forty-five trillion, three hundred forty-three billion, two hundred seventy-six million, two hundred six thousand, eighty-one".