445426020624544 has 24 divisors (see below), whose sum is σ = 876934556203860. Its totient is φ = 222712482541056.

The previous prime is 445426020624527. The next prime is 445426020624553.

It is a happy number.

445426020624544 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 390433414134544 + 54992606490000 = 19759388^2 + 7415700^2 .

It is a junction number, because it is equal to n+sod(n) for n = 445426020624491 and 445426020624500.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2598159 + ... + 29960014.

Almost surely, 2^{445426020624544} is an apocalyptic number.

It is an amenable number.

445426020624544 is a deficient number, since it is larger than the sum of its proper divisors (431508535579316).

445426020624544 is a wasteful number, since it uses less digits than its factorization.

445426020624544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32985712 (or 32985704 counting only the distinct ones).

The product of its (nonzero) digits is 29491200, while the sum is 52.

The spelling of 445426020624544 in words is "four hundred forty-five trillion, four hundred twenty-six billion, twenty million, six hundred twenty-four thousand, five hundred forty-four".