445242565242544 has 40 divisors (see below), whose sum is σ = 868483768168800. Its totient is φ = 221117847955968.

The previous prime is 445242565242493. The next prime is 445242565242569.

445242565242544 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×445242565242544² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52731492 + ... + 60589564.

It is an arithmetic number, because the mean of its divisors is an integer number (21712094204220).

Almost surely, 2^{445242565242544} is an apocalyptic number.

It is an amenable number.

445242565242544 is a deficient number, since it is larger than the sum of its proper divisors (423241202926256).

445242565242544 is a wasteful number, since it uses less digits than its factorization.

445242565242544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7881997 (or 7881991 counting only the distinct ones).

The product of its digits is 245760000, while the sum is 58.

The spelling of 445242565242544 in words is "four hundred forty-five trillion, two hundred forty-two billion, five hundred sixty-five million, two hundred forty-two thousand, five hundred forty-four".