445543525345544 has 8 divisors (see below), whose sum is σ = 835394110022910. Its totient is φ = 222771762672768.

The previous prime is 445543525345487. The next prime is 445543525345553.

445543525345544 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 297149954089444 + 148393571256100 = 17238038^2 + 12181690^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×445543525345544³ (a number of 45 digits) contains 333 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 27846470334089 + ... + 27846470334104.

Almost surely, 2^{445543525345544} is an apocalyptic number.

It is an amenable number.

445543525345544 is a deficient number, since it is larger than the sum of its proper divisors (389850584677366).

445543525345544 is a wasteful number, since it uses less digits than its factorization.

445543525345544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55692940668199 (or 55692940668195 counting only the distinct ones).

The product of its digits is 1152000000, while the sum is 62.

The spelling of 445543525345544 in words is "four hundred forty-five trillion, five hundred forty-three billion, five hundred twenty-five million, three hundred forty-five thousand, five hundred forty-four".