445396741441 has 8 divisors (see below), whose sum is σ = 452734901640. Its totient is φ = 438110441472.

The previous prime is 445396741409. The next prime is 445396741463. The reversal of 445396741441 is 144147693544.

It can be written as a sum of positive squares in 4 ways, for example, as 93831942400 + 351564799041 = 306320^2 + 592929^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 445396741441 - 2⁵ = 445396741409 is a prime.

It is a super-2 number, since 2×445396741441² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445396741481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12947740 + ... + 12982093.

It is an arithmetic number, because the mean of its divisors is an integer number (56591862705).

Almost surely, 2^445396741441 is an apocalyptic number.

It is an amenable number.

445396741441 is a deficient number, since it is larger than the sum of its proper divisors (7338160199).

445396741441 is a wasteful number, since it uses less digits than its factorization.

445396741441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25930115.

The product of its digits is 5806080, while the sum is 52.

The spelling of 445396741441 in words is "four hundred forty-five billion, three hundred ninety-six million, seven hundred forty-one thousand, four hundred forty-one".