445245343542544 has 10 divisors (see below), whose sum is σ = 862662853113710. Its totient is φ = 222622671771264.

The previous prime is 445245343542509. The next prime is 445245343542581.

445245343542544 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 427814618342400 + 17430725200144 = 20683680^2 + 4175012^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13913916985689 + ... + 13913916985720.

It is an arithmetic number, because the mean of its divisors is an integer number (86266285311371).

Almost surely, 2^{445245343542544} is an apocalyptic number.

It is an amenable number.

445245343542544 is a deficient number, since it is larger than the sum of its proper divisors (417417509571166).

445245343542544 is a wasteful number, since it uses less digits than its factorization.

445245343542544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27827833971417 (or 27827833971411 counting only the distinct ones).

The product of its digits is 368640000, while the sum is 58.

The spelling of 445245343542544 in words is "four hundred forty-five trillion, two hundred forty-five billion, three hundred forty-three million, five hundred forty-two thousand, five hundred forty-four".